Home / 8,869,630.60-13,304,445.90-3,189,116.80

Finding the Fourth Proportional to 8,869,630.60, 13,304,445.90 and 3,189,116.80

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Solution

The fourth proportional to 8,869,630.60, 13,304,445.90 and 3,189,116.80 is: 4,783,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,630.60 : 13,304,445.90 = 3,189,116.80 : x
  2. Step 2: Convert to fraction form
    8,869,630.60/13,304,445.90 = 3,189,116.80/x
  3. Step 3: Cross multiply
    8,869,630.60x = 13,304,445.90 × 3,189,116.80
  4. Step 4: Simplify right side
    8,869,630.60x = 42,429,431,934,381.12
  5. Step 5: Solve for x
    x = 42,429,431,934,381.12/8,869,630.60
  6. Step 6: Final answer
    x = 4,783,675.20

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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.