Home / 15,779,626.20-23,670,216.90-8,221,354.20

Finding the Fourth Proportional to 15,779,626.20, 23,670,216.90 and 8,221,354.20

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Solution

The fourth proportional to 15,779,626.20, 23,670,216.90 and 8,221,354.20 is: 12,332,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,626.20 : 23,670,216.90 = 8,221,354.20 : x
  2. Step 2: Convert to fraction form
    15,779,626.20/23,670,216.90 = 8,221,354.20/x
  3. Step 3: Cross multiply
    15,779,626.20x = 23,670,216.90 × 8,221,354.20
  4. Step 4: Simplify right side
    15,779,626.20x = 194,601,237,125,725.97
  5. Step 5: Solve for x
    x = 194,601,237,125,725.97/15,779,626.20
  6. Step 6: Final answer
    x = 12,332,436.44

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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.