Home / 49,902,949.52-74,884,284.12-45,842,011.28

Finding the Fourth Proportional to 49,902,949.52, 74,884,284.12 and 45,842,011.28

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Solution

The fourth proportional to 49,902,949.52, 74,884,284.12 and 45,842,011.28 is: 68,790,446.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,902,949.52 : 74,884,284.12 = 45,842,011.28 : x
  2. Step 2: Convert to fraction form
    49,902,949.52/74,884,284.12 = 45,842,011.28/x
  3. Step 3: Cross multiply
    49,902,949.52x = 74,884,284.12 × 45,842,011.28
  4. Step 4: Simplify right side
    49,902,949.52x = 3,432,846,197,323,765
  5. Step 5: Solve for x
    x = 3,432,846,197,323,765/49,902,949.52
  6. Step 6: Final answer
    x = 68,790,446.86

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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.