Home / 52,458,818.67-72,391,891.35-28,936,840.39

Finding the Fourth Proportional to 52,458,818.67, 72,391,891.35 and 28,936,840.39

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Solution

The fourth proportional to 52,458,818.67, 72,391,891.35 and 28,936,840.39 is: 39,932,134.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,458,818.67 : 72,391,891.35 = 28,936,840.39 : x
  2. Step 2: Convert to fraction form
    52,458,818.67/72,391,891.35 = 28,936,840.39/x
  3. Step 3: Cross multiply
    52,458,818.67x = 72,391,891.35 × 28,936,840.39
  4. Step 4: Simplify right side
    52,458,818.67x = 2,094,792,605,525,171.50
  5. Step 5: Solve for x
    x = 2,094,792,605,525,171.50/52,458,818.67
  6. Step 6: Final answer
    x = 39,932,134.55

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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.