Home / 21,694,296.92-29,938,587.10-11,904,655.46

Finding the Fourth Proportional to 21,694,296.92, 29,938,587.10 and 11,904,655.46

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Solution

The fourth proportional to 21,694,296.92, 29,938,587.10 and 11,904,655.46 is: 16,428,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,694,296.92 : 29,938,587.10 = 11,904,655.46 : x
  2. Step 2: Convert to fraction form
    21,694,296.92/29,938,587.10 = 11,904,655.46/x
  3. Step 3: Cross multiply
    21,694,296.92x = 29,938,587.10 × 11,904,655.46
  4. Step 4: Simplify right side
    21,694,296.92x = 356,408,564,384,700.62
  5. Step 5: Solve for x
    x = 356,408,564,384,700.62/21,694,296.92
  6. Step 6: Final answer
    x = 16,428,675.50

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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.