Home / 12,454,565.91-17,185,172.41-7,226,375.53

Finding the Fourth Proportional to 12,454,565.91, 17,185,172.41 and 7,226,375.53

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Solution

The fourth proportional to 12,454,565.91, 17,185,172.41 and 7,226,375.53 is: 9,971,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,565.91 : 17,185,172.41 = 7,226,375.53 : x
  2. Step 2: Convert to fraction form
    12,454,565.91/17,185,172.41 = 7,226,375.53/x
  3. Step 3: Cross multiply
    12,454,565.91x = 17,185,172.41 × 7,226,375.53
  4. Step 4: Simplify right side
    12,454,565.91x = 124,186,509,296,529.27
  5. Step 5: Solve for x
    x = 124,186,509,296,529.27/12,454,565.91
  6. Step 6: Final answer
    x = 9,971,163.20

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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.