Home / 49,696,074.90-74,499,789.15-19,396,890.90

Finding the Fourth Proportional to 49,696,074.90, 74,499,789.15 and 19,396,890.90

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Solution

The fourth proportional to 49,696,074.90, 74,499,789.15 and 19,396,890.90 is: 29,078,036.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,696,074.90 : 74,499,789.15 = 19,396,890.90 : x
  2. Step 2: Convert to fraction form
    49,696,074.90/74,499,789.15 = 19,396,890.90/x
  3. Step 3: Cross multiply
    49,696,074.90x = 74,499,789.15 × 19,396,890.90
  4. Step 4: Simplify right side
    49,696,074.90x = 1,445,064,282,215,553.75
  5. Step 5: Solve for x
    x = 1,445,064,282,215,553.75/49,696,074.90
  6. Step 6: Final answer
    x = 29,078,036.55

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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.