Home / 8,748,000.20-13,122,000.30-8,216,121.80

Finding the Fourth Proportional to 8,748,000.20, 13,122,000.30 and 8,216,121.80

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Solution

The fourth proportional to 8,748,000.20, 13,122,000.30 and 8,216,121.80 is: 12,324,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,000.20 : 13,122,000.30 = 8,216,121.80 : x
  2. Step 2: Convert to fraction form
    8,748,000.20/13,122,000.30 = 8,216,121.80/x
  3. Step 3: Cross multiply
    8,748,000.20x = 13,122,000.30 × 8,216,121.80
  4. Step 4: Simplify right side
    8,748,000.20x = 107,811,952,724,436.55
  5. Step 5: Solve for x
    x = 107,811,952,724,436.55/8,748,000.20
  6. Step 6: Final answer
    x = 12,324,182.70

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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.