Home / 11,585,374.20-17,378,061.30-8,383,735.80

Finding the Fourth Proportional to 11,585,374.20, 17,378,061.30 and 8,383,735.80

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Solution

The fourth proportional to 11,585,374.20, 17,378,061.30 and 8,383,735.80 is: 12,575,603.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585,374.20 : 17,378,061.30 = 8,383,735.80 : x
  2. Step 2: Convert to fraction form
    11,585,374.20/17,378,061.30 = 8,383,735.80/x
  3. Step 3: Cross multiply
    11,585,374.20x = 17,378,061.30 × 8,383,735.80
  4. Step 4: Simplify right side
    11,585,374.20x = 145,693,074,655,404.53
  5. Step 5: Solve for x
    x = 145,693,074,655,404.53/11,585,374.20
  6. Step 6: Final answer
    x = 12,575,603.70

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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.