Home / 50,306,568.14-69,423,355.44-28,279,874.72

Finding the Fourth Proportional to 50,306,568.14, 69,423,355.44 and 28,279,874.72

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Solution

The fourth proportional to 50,306,568.14, 69,423,355.44 and 28,279,874.72 is: 39,026,390.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,306,568.14 : 69,423,355.44 = 28,279,874.72 : x
  2. Step 2: Convert to fraction form
    50,306,568.14/69,423,355.44 = 28,279,874.72/x
  3. Step 3: Cross multiply
    50,306,568.14x = 69,423,355.44 × 28,279,874.72
  4. Step 4: Simplify right side
    50,306,568.14x = 1,963,283,794,138,113.50
  5. Step 5: Solve for x
    x = 1,963,283,794,138,113.50/50,306,568.14
  6. Step 6: Final answer
    x = 39,026,390.93

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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.