Home / 39,671,938.28-59,500,938.18-10,911,138.68

Finding the Fourth Proportional to 39,671,938.28, 59,500,938.18 and 10,911,138.68

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Solution

The fourth proportional to 39,671,938.28, 59,500,938.18 and 10,911,138.68 is: 16,364,791.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,671,938.28 : 59,500,938.18 = 10,911,138.68 : x
  2. Step 2: Convert to fraction form
    39,671,938.28/59,500,938.18 = 10,911,138.68/x
  3. Step 3: Cross multiply
    39,671,938.28x = 59,500,938.18 × 10,911,138.68
  4. Step 4: Simplify right side
    39,671,938.28x = 649,222,988,072,086.75
  5. Step 5: Solve for x
    x = 649,222,988,072,086.75/39,671,938.28
  6. Step 6: Final answer
    x = 16,364,791.24

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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.