Home / 12,516,645.24-18,781,375.37-5,958,775.89

Finding the Fourth Proportional to 12,516,645.24, 18,781,375.37 and 5,958,775.89

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Solution

The fourth proportional to 12,516,645.24, 18,781,375.37 and 5,958,775.89 is: 8,941,214.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,516,645.24 : 18,781,375.37 = 5,958,775.89 : x
  2. Step 2: Convert to fraction form
    12,516,645.24/18,781,375.37 = 5,958,775.89/x
  3. Step 3: Cross multiply
    12,516,645.24x = 18,781,375.37 × 5,958,775.89
  4. Step 4: Simplify right side
    12,516,645.24x = 111,914,006,706,001.94
  5. Step 5: Solve for x
    x = 111,914,006,706,001.94/12,516,645.24
  6. Step 6: Final answer
    x = 8,941,214.24

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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.