Home / 18,190,689.96-25,102,998.18-10,041,753

Finding the Fourth Proportional to 18,190,689.96, 25,102,998.18 and 10,041,753

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Solution

The fourth proportional to 18,190,689.96, 25,102,998.18 and 10,041,753 is: 13,857,534.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,689.96 : 25,102,998.18 = 10,041,753 : x
  2. Step 2: Convert to fraction form
    18,190,689.96/25,102,998.18 = 10,041,753/x
  3. Step 3: Cross multiply
    18,190,689.96x = 25,102,998.18 × 10,041,753
  4. Step 4: Simplify right side
    18,190,689.96x = 252,078,107,283,009.53
  5. Step 5: Solve for x
    x = 252,078,107,283,009.53/18,190,689.96
  6. Step 6: Final answer
    x = 13,857,534.15

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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.