Home / 12,597,129.11-17,384,607.89-7,092,395.44

Finding the Fourth Proportional to 12,597,129.11, 17,384,607.89 and 7,092,395.44

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Solution

The fourth proportional to 12,597,129.11, 17,384,607.89 and 7,092,395.44 is: 9,787,826.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597,129.11 : 17,384,607.89 = 7,092,395.44 : x
  2. Step 2: Convert to fraction form
    12,597,129.11/17,384,607.89 = 7,092,395.44/x
  3. Step 3: Cross multiply
    12,597,129.11x = 17,384,607.89 × 7,092,395.44
  4. Step 4: Simplify right side
    12,597,129.11x = 123,298,513,672,897.02
  5. Step 5: Solve for x
    x = 123,298,513,672,897.02/12,597,129.11
  6. Step 6: Final answer
    x = 9,787,826.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.