Home / 51,523,712.74-71,103,272.88-28,002,249.36

Finding the Fourth Proportional to 51,523,712.74, 71,103,272.88 and 28,002,249.36

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Solution

The fourth proportional to 51,523,712.74, 71,103,272.88 and 28,002,249.36 is: 38,643,402.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,523,712.74 : 71,103,272.88 = 28,002,249.36 : x
  2. Step 2: Convert to fraction form
    51,523,712.74/71,103,272.88 = 28,002,249.36/x
  3. Step 3: Cross multiply
    51,523,712.74x = 71,103,272.88 × 28,002,249.36
  4. Step 4: Simplify right side
    51,523,712.74x = 1,991,051,577,402,951.75
  5. Step 5: Solve for x
    x = 1,991,051,577,402,951.75/51,523,712.74
  6. Step 6: Final answer
    x = 38,643,402.65

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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.