Home / 21,915,463.83-30,244,231.40-12,125,748.75

Finding the Fourth Proportional to 21,915,463.83, 30,244,231.40 and 12,125,748.75

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Solution

The fourth proportional to 21,915,463.83, 30,244,231.40 and 12,125,748.75 is: 16,734,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,915,463.83 : 30,244,231.40 = 12,125,748.75 : x
  2. Step 2: Convert to fraction form
    21,915,463.83/30,244,231.40 = 12,125,748.75/x
  3. Step 3: Cross multiply
    21,915,463.83x = 30,244,231.40 × 12,125,748.75
  4. Step 4: Simplify right side
    21,915,463.83x = 366,733,951,093,260.75
  5. Step 5: Solve for x
    x = 366,733,951,093,260.75/21,915,463.83
  6. Step 6: Final answer
    x = 16,734,026.44

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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.