Home / 22,729,432.32-34,093,915.16-13,138,708.32

Finding the Fourth Proportional to 22,729,432.32, 34,093,915.16 and 13,138,708.32

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Solution

The fourth proportional to 22,729,432.32, 34,093,915.16 and 13,138,708.32 is: 19,707,927.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,729,432.32 : 34,093,915.16 = 13,138,708.32 : x
  2. Step 2: Convert to fraction form
    22,729,432.32/34,093,915.16 = 13,138,708.32/x
  3. Step 3: Cross multiply
    22,729,432.32x = 34,093,915.16 × 13,138,708.32
  4. Step 4: Simplify right side
    22,729,432.32x = 447,950,006,774,066.12
  5. Step 5: Solve for x
    x = 447,950,006,774,066.12/22,729,432.32
  6. Step 6: Final answer
    x = 19,707,927.61

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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.