Home / 7,916,951.10-11,875,426.65-7,003,659.90

Finding the Fourth Proportional to 7,916,951.10, 11,875,426.65 and 7,003,659.90

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Solution

The fourth proportional to 7,916,951.10, 11,875,426.65 and 7,003,659.90 is: 10,505,489.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916,951.10 : 11,875,426.65 = 7,003,659.90 : x
  2. Step 2: Convert to fraction form
    7,916,951.10/11,875,426.65 = 7,003,659.90/x
  3. Step 3: Cross multiply
    7,916,951.10x = 11,875,426.65 × 7,003,659.90
  4. Step 4: Simplify right side
    7,916,951.10x = 83,171,449,423,996.34
  5. Step 5: Solve for x
    x = 83,171,449,423,996.34/7,916,951.10
  6. Step 6: Final answer
    x = 10,505,489.85

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Similar ratio
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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.