Home / 15,214,998.17-20,998,951.10-9,633,763.50

Finding the Fourth Proportional to 15,214,998.17, 20,998,951.10 and 9,633,763.50

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Solution

The fourth proportional to 15,214,998.17, 20,998,951.10 and 9,633,763.50 is: 13,296,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,214,998.17 : 20,998,951.10 = 9,633,763.50 : x
  2. Step 2: Convert to fraction form
    15,214,998.17/20,998,951.10 = 9,633,763.50/x
  3. Step 3: Cross multiply
    15,214,998.17x = 20,998,951.10 × 9,633,763.50
  4. Step 4: Simplify right side
    15,214,998.17x = 202,298,928,597,296.03
  5. Step 5: Solve for x
    x = 202,298,928,597,296.03/15,214,998.17
  6. Step 6: Final answer
    x = 13,296,020.57

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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.