Home / 25,513,330.46-35,212,434.96-15,206,032.22

Finding the Fourth Proportional to 25,513,330.46, 35,212,434.96 and 15,206,032.22

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Solution

The fourth proportional to 25,513,330.46, 35,212,434.96 and 15,206,032.22 is: 20,986,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513,330.46 : 35,212,434.96 = 15,206,032.22 : x
  2. Step 2: Convert to fraction form
    25,513,330.46/35,212,434.96 = 15,206,032.22/x
  3. Step 3: Cross multiply
    25,513,330.46x = 35,212,434.96 × 15,206,032.22
  4. Step 4: Simplify right side
    25,513,330.46x = 535,441,420,546,414.44
  5. Step 5: Solve for x
    x = 535,441,420,546,414.44/25,513,330.46
  6. Step 6: Final answer
    x = 20,986,731.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.