Home / 8,813,684.85-13,221,134.60-3,690,956.90

Finding the Fourth Proportional to 8,813,684.85, 13,221,134.60 and 3,690,956.90

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Solution

The fourth proportional to 8,813,684.85, 13,221,134.60 and 3,690,956.90 is: 5,536,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,813,684.85 : 13,221,134.60 = 3,690,956.90 : x
  2. Step 2: Convert to fraction form
    8,813,684.85/13,221,134.60 = 3,690,956.90/x
  3. Step 3: Cross multiply
    8,813,684.85x = 13,221,134.60 × 3,690,956.90
  4. Step 4: Simplify right side
    8,813,684.85x = 48,798,637,902,365.67
  5. Step 5: Solve for x
    x = 48,798,637,902,365.67/8,813,684.85
  6. Step 6: Final answer
    x = 5,536,689.68

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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.