Home / 14,587,517.19-20,131,548.62-8,393,505.01

Finding the Fourth Proportional to 14,587,517.19, 20,131,548.62 and 8,393,505.01

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Solution

The fourth proportional to 14,587,517.19, 20,131,548.62 and 8,393,505.01 is: 11,583,482.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587,517.19 : 20,131,548.62 = 8,393,505.01 : x
  2. Step 2: Convert to fraction form
    14,587,517.19/20,131,548.62 = 8,393,505.01/x
  3. Step 3: Cross multiply
    14,587,517.19x = 20,131,548.62 × 8,393,505.01
  4. Step 4: Simplify right side
    14,587,517.19x = 168,974,254,201,028.59
  5. Step 5: Solve for x
    x = 168,974,254,201,028.59/14,587,517.19
  6. Step 6: Final answer
    x = 11,583,482.78

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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.