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Finding the Fourth Proportional to 8,532,055.10, 12,798,082.65 and 8,532,055.10

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Solution

The fourth proportional to 8,532,055.10, 12,798,082.65 and 8,532,055.10 is: 12,798,082.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532,055.10 : 12,798,082.65 = 8,532,055.10 : x
  2. Step 2: Convert to fraction form
    8,532,055.10/12,798,082.65 = 8,532,055.10/x
  3. Step 3: Cross multiply
    8,532,055.10x = 12,798,082.65 × 8,532,055.10
  4. Step 4: Simplify right side
    8,532,055.10x = 109,193,946,344,154.02
  5. Step 5: Solve for x
    x = 109,193,946,344,154.02/8,532,055.10
  6. Step 6: Final answer
    x = 12,798,082.65

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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.