Home / 23,017,540.40-31,761,944.30-12,703,599.20

Finding the Fourth Proportional to 23,017,540.40, 31,761,944.30 and 12,703,599.20

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Solution

The fourth proportional to 23,017,540.40, 31,761,944.30 and 12,703,599.20 is: 17,529,718.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,017,540.40 : 31,761,944.30 = 12,703,599.20 : x
  2. Step 2: Convert to fraction form
    23,017,540.40/31,761,944.30 = 12,703,599.20/x
  3. Step 3: Cross multiply
    23,017,540.40x = 31,761,944.30 × 12,703,599.20
  4. Step 4: Simplify right side
    23,017,540.40x = 403,491,010,199,924.56
  5. Step 5: Solve for x
    x = 403,491,010,199,924.56/23,017,540.40
  6. Step 6: Final answer
    x = 17,529,718.78

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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.