Home / 31,508,444.52-47,264,143.01-15,315,092.80

Finding the Fourth Proportional to 31,508,444.52, 47,264,143.01 and 15,315,092.80

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Solution

The fourth proportional to 31,508,444.52, 47,264,143.01 and 15,315,092.80 is: 22,973,356.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508,444.52 : 47,264,143.01 = 15,315,092.80 : x
  2. Step 2: Convert to fraction form
    31,508,444.52/47,264,143.01 = 15,315,092.80/x
  3. Step 3: Cross multiply
    31,508,444.52x = 47,264,143.01 × 15,315,092.80
  4. Step 4: Simplify right side
    31,508,444.52x = 723,854,736,115,885.50
  5. Step 5: Solve for x
    x = 723,854,736,115,885.50/31,508,444.52
  6. Step 6: Final answer
    x = 22,973,356.73

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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.