Home / 16,781,434.47-25,162,027.25-6,407,330.94

Finding the Fourth Proportional to 16,781,434.47, 25,162,027.25 and 6,407,330.94

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Solution

The fourth proportional to 16,781,434.47, 25,162,027.25 and 6,407,330.94 is: 9,607,130.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,781,434.47 : 25,162,027.25 = 6,407,330.94 : x
  2. Step 2: Convert to fraction form
    16,781,434.47/25,162,027.25 = 6,407,330.94/x
  3. Step 3: Cross multiply
    16,781,434.47x = 25,162,027.25 × 6,407,330.94
  4. Step 4: Simplify right side
    16,781,434.47x = 161,221,435,680,011.47
  5. Step 5: Solve for x
    x = 161,221,435,680,011.47/16,781,434.47
  6. Step 6: Final answer
    x = 9,607,130.78

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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.