Home / 28,957,279.55-43,435,905.48-7,391,874.31

Finding the Fourth Proportional to 28,957,279.55, 43,435,905.48 and 7,391,874.31

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Solution

The fourth proportional to 28,957,279.55, 43,435,905.48 and 7,391,874.31 is: 11,087,807.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,957,279.55 : 43,435,905.48 = 7,391,874.31 : x
  2. Step 2: Convert to fraction form
    28,957,279.55/43,435,905.48 = 7,391,874.31/x
  3. Step 3: Cross multiply
    28,957,279.55x = 43,435,905.48 × 7,391,874.31
  4. Step 4: Simplify right side
    28,957,279.55x = 321,072,753,740,610.44
  5. Step 5: Solve for x
    x = 321,072,753,740,610.44/28,957,279.55
  6. Step 6: Final answer
    x = 11,087,807.93

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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.