Home / 52,182,332.26-72,011,747.61-28,977,458.54

Finding the Fourth Proportional to 52,182,332.26, 72,011,747.61 and 28,977,458.54

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Solution

The fourth proportional to 52,182,332.26, 72,011,747.61 and 28,977,458.54 is: 39,988,964.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,182,332.26 : 72,011,747.61 = 28,977,458.54 : x
  2. Step 2: Convert to fraction form
    52,182,332.26/72,011,747.61 = 28,977,458.54/x
  3. Step 3: Cross multiply
    52,182,332.26x = 72,011,747.61 × 28,977,458.54
  4. Step 4: Simplify right side
    52,182,332.26x = 2,086,717,430,761,719
  5. Step 5: Solve for x
    x = 2,086,717,430,761,719/52,182,332.26
  6. Step 6: Final answer
    x = 39,988,964.47

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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.