Home / 17,385,344.10-26,078,016.15-12,906,368.10

Finding the Fourth Proportional to 17,385,344.10, 26,078,016.15 and 12,906,368.10

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Solution

The fourth proportional to 17,385,344.10, 26,078,016.15 and 12,906,368.10 is: 19,359,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385,344.10 : 26,078,016.15 = 12,906,368.10 : x
  2. Step 2: Convert to fraction form
    17,385,344.10/26,078,016.15 = 12,906,368.10/x
  3. Step 3: Cross multiply
    17,385,344.10x = 26,078,016.15 × 12,906,368.10
  4. Step 4: Simplify right side
    17,385,344.10x = 336,572,475,749,644.81
  5. Step 5: Solve for x
    x = 336,572,475,749,644.81/17,385,344.10
  6. Step 6: Final answer
    x = 19,359,552.15

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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.