Home / 8,748,013.40-13,122,020.10-8,055,171.80

Finding the Fourth Proportional to 8,748,013.40, 13,122,020.10 and 8,055,171.80

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Solution

The fourth proportional to 8,748,013.40, 13,122,020.10 and 8,055,171.80 is: 12,082,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,013.40 : 13,122,020.10 = 8,055,171.80 : x
  2. Step 2: Convert to fraction form
    8,748,013.40/13,122,020.10 = 8,055,171.80/x
  3. Step 3: Cross multiply
    8,748,013.40x = 13,122,020.10 × 8,055,171.80
  4. Step 4: Simplify right side
    8,748,013.40x = 105,700,126,268,553.17
  5. Step 5: Solve for x
    x = 105,700,126,268,553.17/8,748,013.40
  6. Step 6: Final answer
    x = 12,082,757.70

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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.