Home / 71,278,000.38-98,349,413.22-43,382,025.90

Finding the Fourth Proportional to 71,278,000.38, 98,349,413.22 and 43,382,025.90

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Solution

The fourth proportional to 71,278,000.38, 98,349,413.22 and 43,382,025.90 is: 59,858,536.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,278,000.38 : 98,349,413.22 = 43,382,025.90 : x
  2. Step 2: Convert to fraction form
    71,278,000.38/98,349,413.22 = 43,382,025.90/x
  3. Step 3: Cross multiply
    71,278,000.38x = 98,349,413.22 × 43,382,025.90
  4. Step 4: Simplify right side
    71,278,000.38x = 4,266,596,791,559,842
  5. Step 5: Solve for x
    x = 4,266,596,791,559,842/71,278,000.38
  6. Step 6: Final answer
    x = 59,858,536.56

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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.