Home / 21,451,793.79-29,603,812.26-11,662,275.37

Finding the Fourth Proportional to 21,451,793.79, 29,603,812.26 and 11,662,275.37

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Solution

The fourth proportional to 21,451,793.79, 29,603,812.26 and 11,662,275.37 is: 16,094,123.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,451,793.79 : 29,603,812.26 = 11,662,275.37 : x
  2. Step 2: Convert to fraction form
    21,451,793.79/29,603,812.26 = 11,662,275.37/x
  3. Step 3: Cross multiply
    21,451,793.79x = 29,603,812.26 × 11,662,275.37
  4. Step 4: Simplify right side
    21,451,793.79x = 345,247,810,503,892.50
  5. Step 5: Solve for x
    x = 345,247,810,503,892.50/21,451,793.79
  6. Step 6: Final answer
    x = 16,094,123.12

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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.