Home / 25,446,022.38-38,142,456.54-12,474,211.86

Finding the Fourth Proportional to 25,446,022.38, 38,142,456.54 and 12,474,211.86

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Solution

The fourth proportional to 25,446,022.38, 38,142,456.54 and 12,474,211.86 is: 18,698,289.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,446,022.38 : 38,142,456.54 = 12,474,211.86 : x
  2. Step 2: Convert to fraction form
    25,446,022.38/38,142,456.54 = 12,474,211.86/x
  3. Step 3: Cross multiply
    25,446,022.38x = 38,142,456.54 × 12,474,211.86
  4. Step 4: Simplify right side
    25,446,022.38x = 475,797,083,740,802.50
  5. Step 5: Solve for x
    x = 475,797,083,740,802.50/25,446,022.38
  6. Step 6: Final answer
    x = 18,698,289.13

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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.