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Finding the Fourth Proportional to 8,101,097.55, 12,151,646.33 and 8,101,097.55

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Solution

The fourth proportional to 8,101,097.55, 12,151,646.33 and 8,101,097.55 is: 12,151,646.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101,097.55 : 12,151,646.33 = 8,101,097.55 : x
  2. Step 2: Convert to fraction form
    8,101,097.55/12,151,646.33 = 8,101,097.55/x
  3. Step 3: Cross multiply
    8,101,097.55x = 12,151,646.33 × 8,101,097.55
  4. Step 4: Simplify right side
    8,101,097.55x = 98,441,672,271,924
  5. Step 5: Solve for x
    x = 98,441,672,271,924/8,101,097.55
  6. Step 6: Final answer
    x = 12,151,646.33

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Double scale
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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.