Home / 19,578,219.76-29,367,909-9,344,158

Finding the Fourth Proportional to 19,578,219.76, 29,367,909 and 9,344,158

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Solution

The fourth proportional to 19,578,219.76, 29,367,909 and 9,344,158 is: 14,016,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,219.76 : 29,367,909 = 9,344,158 : x
  2. Step 2: Convert to fraction form
    19,578,219.76/29,367,909 = 9,344,158/x
  3. Step 3: Cross multiply
    19,578,219.76x = 29,367,909 × 9,344,158
  4. Step 4: Simplify right side
    19,578,219.76x = 274,418,381,825,622
  5. Step 5: Solve for x
    x = 274,418,381,825,622/19,578,219.76
  6. Step 6: Final answer
    x = 14,016,513.51

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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.