Home / 8,064,217.60-12,079,996.80-5,022,246.40

Finding the Fourth Proportional to 8,064,217.60, 12,079,996.80 and 5,022,246.40

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Solution

The fourth proportional to 8,064,217.60, 12,079,996.80 and 5,022,246.40 is: 7,523,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,217.60 : 12,079,996.80 = 5,022,246.40 : x
  2. Step 2: Convert to fraction form
    8,064,217.60/12,079,996.80 = 5,022,246.40/x
  3. Step 3: Cross multiply
    8,064,217.60x = 12,079,996.80 × 5,022,246.40
  4. Step 4: Simplify right side
    8,064,217.60x = 60,668,720,440,811.53
  5. Step 5: Solve for x
    x = 60,668,720,440,811.53/8,064,217.60
  6. Step 6: Final answer
    x = 7,523,199.83

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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.