Home / 11,074,987.40-16,612,481.10-8,240,635.40

Finding the Fourth Proportional to 11,074,987.40, 16,612,481.10 and 8,240,635.40

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Solution

The fourth proportional to 11,074,987.40, 16,612,481.10 and 8,240,635.40 is: 12,360,953.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,074,987.40 : 16,612,481.10 = 8,240,635.40 : x
  2. Step 2: Convert to fraction form
    11,074,987.40/16,612,481.10 = 8,240,635.40/x
  3. Step 3: Cross multiply
    11,074,987.40x = 16,612,481.10 × 8,240,635.40
  4. Step 4: Simplify right side
    11,074,987.40x = 136,897,399,834,490.94
  5. Step 5: Solve for x
    x = 136,897,399,834,490.94/11,074,987.40
  6. Step 6: Final answer
    x = 12,360,953.10

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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.