Home / 8,748,068.20-13,122,102.30-8,216,189.80

Finding the Fourth Proportional to 8,748,068.20, 13,122,102.30 and 8,216,189.80

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Solution

The fourth proportional to 8,748,068.20, 13,122,102.30 and 8,216,189.80 is: 12,324,284.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,068.20 : 13,122,102.30 = 8,216,189.80 : x
  2. Step 2: Convert to fraction form
    8,748,068.20/13,122,102.30 = 8,216,189.80/x
  3. Step 3: Cross multiply
    8,748,068.20x = 13,122,102.30 × 8,216,189.80
  4. Step 4: Simplify right side
    8,748,068.20x = 107,813,683,071,816.55
  5. Step 5: Solve for x
    x = 107,813,683,071,816.55/8,748,068.20
  6. Step 6: Final answer
    x = 12,324,284.70

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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.