Home / 15,033,932.35-20,746,826.80-8,158,414.41

Finding the Fourth Proportional to 15,033,932.35, 20,746,826.80 and 8,158,414.41

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Solution

The fourth proportional to 15,033,932.35, 20,746,826.80 and 8,158,414.41 is: 11,258,611.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,033,932.35 : 20,746,826.80 = 8,158,414.41 : x
  2. Step 2: Convert to fraction form
    15,033,932.35/20,746,826.80 = 8,158,414.41/x
  3. Step 3: Cross multiply
    15,033,932.35x = 20,746,826.80 × 8,158,414.41
  4. Step 4: Simplify right side
    15,033,932.35x = 169,261,210,706,498.16
  5. Step 5: Solve for x
    x = 169,261,210,706,498.16/15,033,932.35
  6. Step 6: Final answer
    x = 11,258,611.97

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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.