Home / 52,251,242.92-72,108,566.01-28,731,571.05

Finding the Fourth Proportional to 52,251,242.92, 72,108,566.01 and 28,731,571.05

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Solution

The fourth proportional to 52,251,242.92, 72,108,566.01 and 28,731,571.05 is: 39,650,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,251,242.92 : 72,108,566.01 = 28,731,571.05 : x
  2. Step 2: Convert to fraction form
    52,251,242.92/72,108,566.01 = 28,731,571.05/x
  3. Step 3: Cross multiply
    52,251,242.92x = 72,108,566.01 × 28,731,571.05
  4. Step 4: Simplify right side
    52,251,242.92x = 2,071,792,387,900,337.25
  5. Step 5: Solve for x
    x = 2,071,792,387,900,337.25/52,251,242.92
  6. Step 6: Final answer
    x = 39,650,585.75

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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.