Home / 72,034,294.61-108,035,270.27-33,135,387.59

Finding the Fourth Proportional to 72,034,294.61, 108,035,270.27 and 33,135,387.59

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Solution

The fourth proportional to 72,034,294.61, 108,035,270.27 and 33,135,387.59 is: 49,695,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,034,294.61 : 108,035,270.27 = 33,135,387.59 : x
  2. Step 2: Convert to fraction form
    72,034,294.61/108,035,270.27 = 33,135,387.59/x
  3. Step 3: Cross multiply
    72,034,294.61x = 108,035,270.27 × 33,135,387.59
  4. Step 4: Simplify right side
    72,034,294.61x = 3,579,790,554,015,523
  5. Step 5: Solve for x
    x = 3,579,790,554,015,523/72,034,294.61
  6. Step 6: Final answer
    x = 49,695,642.52

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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.