Home / 15,331,113.32-23,012,620.50-11,292,161.72

Finding the Fourth Proportional to 15,331,113.32, 23,012,620.50 and 11,292,161.72

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Solution

The fourth proportional to 15,331,113.32, 23,012,620.50 and 11,292,161.72 is: 16,949,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,331,113.32 : 23,012,620.50 = 11,292,161.72 : x
  2. Step 2: Convert to fraction form
    15,331,113.32/23,012,620.50 = 11,292,161.72/x
  3. Step 3: Cross multiply
    15,331,113.32x = 23,012,620.50 × 11,292,161.72
  4. Step 4: Simplify right side
    15,331,113.32x = 259,862,232,286,987.28
  5. Step 5: Solve for x
    x = 259,862,232,286,987.28/15,331,113.32
  6. Step 6: Final answer
    x = 16,949,990.97

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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.