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Finding the Fourth Proportional to 17,382,648.90, 26,073,973.35 and 10,197,624.90

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Solution

The fourth proportional to 17,382,648.90, 26,073,973.35 and 10,197,624.90 is: 15,296,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,648.90 : 26,073,973.35 = 10,197,624.90 : x
  2. Step 2: Convert to fraction form
    17,382,648.90/26,073,973.35 = 10,197,624.90/x
  3. Step 3: Cross multiply
    17,382,648.90x = 26,073,973.35 × 10,197,624.90
  4. Step 4: Simplify right side
    17,382,648.90x = 265,892,599,875,896.44
  5. Step 5: Solve for x
    x = 265,892,599,875,896.44/17,382,648.90
  6. Step 6: Final answer
    x = 15,296,437.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.