Home / 23,180,080.32-31,986,910.08-12,865,991.76

Finding the Fourth Proportional to 23,180,080.32, 31,986,910.08 and 12,865,991.76

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Solution

The fourth proportional to 23,180,080.32, 31,986,910.08 and 12,865,991.76 is: 17,754,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,180,080.32 : 31,986,910.08 = 12,865,991.76 : x
  2. Step 2: Convert to fraction form
    23,180,080.32/31,986,910.08 = 12,865,991.76/x
  3. Step 3: Cross multiply
    23,180,080.32x = 31,986,910.08 × 12,865,991.76
  4. Step 4: Simplify right side
    23,180,080.32x = 411,543,321,517,140.94
  5. Step 5: Solve for x
    x = 411,543,321,517,140.94/23,180,080.32
  6. Step 6: Final answer
    x = 17,754,180.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.