Home / 12,080,446.68-18,120,663.54-4,404,666.36

Finding the Fourth Proportional to 12,080,446.68, 18,120,663.54 and 4,404,666.36

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Solution

The fourth proportional to 12,080,446.68, 18,120,663.54 and 4,404,666.36 is: 6,606,997.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,446.68 : 18,120,663.54 = 4,404,666.36 : x
  2. Step 2: Convert to fraction form
    12,080,446.68/18,120,663.54 = 4,404,666.36/x
  3. Step 3: Cross multiply
    12,080,446.68x = 18,120,663.54 × 4,404,666.36
  4. Step 4: Simplify right side
    12,080,446.68x = 79,815,477,115,516.52
  5. Step 5: Solve for x
    x = 79,815,477,115,516.52/12,080,446.68
  6. Step 6: Final answer
    x = 6,606,997.18

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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.