Home / 28,728,143.10-43,092,214.65-26,082,747.90

Finding the Fourth Proportional to 28,728,143.10, 43,092,214.65 and 26,082,747.90

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Solution

The fourth proportional to 28,728,143.10, 43,092,214.65 and 26,082,747.90 is: 39,124,121.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,143.10 : 43,092,214.65 = 26,082,747.90 : x
  2. Step 2: Convert to fraction form
    28,728,143.10/43,092,214.65 = 26,082,747.90/x
  3. Step 3: Cross multiply
    28,728,143.10x = 43,092,214.65 × 26,082,747.90
  4. Step 4: Simplify right side
    28,728,143.10x = 1,123,963,371,168,636.62
  5. Step 5: Solve for x
    x = 1,123,963,371,168,636.62/28,728,143.10
  6. Step 6: Final answer
    x = 39,124,121.85

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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.