Home / 12,826,922.24-17,700,521.28-7,025,729.78

Finding the Fourth Proportional to 12,826,922.24, 17,700,521.28 and 7,025,729.78

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Solution

The fourth proportional to 12,826,922.24, 17,700,521.28 and 7,025,729.78 is: 9,695,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,922.24 : 17,700,521.28 = 7,025,729.78 : x
  2. Step 2: Convert to fraction form
    12,826,922.24/17,700,521.28 = 7,025,729.78/x
  3. Step 3: Cross multiply
    12,826,922.24x = 17,700,521.28 × 7,025,729.78
  4. Step 4: Simplify right side
    12,826,922.24x = 124,359,079,478,419.73
  5. Step 5: Solve for x
    x = 124,359,079,478,419.73/12,826,922.24
  6. Step 6: Final answer
    x = 9,695,161.25

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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.