Home / 26,133,155.56-39,208,720.38-15,359,470.12

Finding the Fourth Proportional to 26,133,155.56, 39,208,720.38 and 15,359,470.12

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Solution

The fourth proportional to 26,133,155.56, 39,208,720.38 and 15,359,470.12 is: 23,044,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,133,155.56 : 39,208,720.38 = 15,359,470.12 : x
  2. Step 2: Convert to fraction form
    26,133,155.56/39,208,720.38 = 15,359,470.12/x
  3. Step 3: Cross multiply
    26,133,155.56x = 39,208,720.38 × 15,359,470.12
  4. Step 4: Simplify right side
    26,133,155.56x = 602,225,169,120,045
  5. Step 5: Solve for x
    x = 602,225,169,120,045/26,133,155.56
  6. Step 6: Final answer
    x = 23,044,487.21

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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.