Home / 12,456,322.60-18,675,516.62-7,654,090.04

Finding the Fourth Proportional to 12,456,322.60, 18,675,516.62 and 7,654,090.04

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Solution

The fourth proportional to 12,456,322.60, 18,675,516.62 and 7,654,090.04 is: 11,475,624.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456,322.60 : 18,675,516.62 = 7,654,090.04 : x
  2. Step 2: Convert to fraction form
    12,456,322.60/18,675,516.62 = 7,654,090.04/x
  3. Step 3: Cross multiply
    12,456,322.60x = 18,675,516.62 × 7,654,090.04
  4. Step 4: Simplify right side
    12,456,322.60x = 142,944,085,752,996.47
  5. Step 5: Solve for x
    x = 142,944,085,752,996.47/12,456,322.60
  6. Step 6: Final answer
    x = 11,475,624.90

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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.