Home / 10,419,261.26-15,620,545.44-4,951,611.81

Finding the Fourth Proportional to 10,419,261.26, 15,620,545.44 and 4,951,611.81

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Solution

The fourth proportional to 10,419,261.26, 15,620,545.44 and 4,951,611.81 is: 7,423,451.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419,261.26 : 15,620,545.44 = 4,951,611.81 : x
  2. Step 2: Convert to fraction form
    10,419,261.26/15,620,545.44 = 4,951,611.81/x
  3. Step 3: Cross multiply
    10,419,261.26x = 15,620,545.44 × 4,951,611.81
  4. Step 4: Simplify right side
    10,419,261.26x = 77,346,877,279,345.64
  5. Step 5: Solve for x
    x = 77,346,877,279,345.64/10,419,261.26
  6. Step 6: Final answer
    x = 7,423,451.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.