Home / 18,236,123.38-25,166,048.97-9,976,008.32

Finding the Fourth Proportional to 18,236,123.38, 25,166,048.97 and 9,976,008.32

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Solution

The fourth proportional to 18,236,123.38, 25,166,048.97 and 9,976,008.32 is: 13,767,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236,123.38 : 25,166,048.97 = 9,976,008.32 : x
  2. Step 2: Convert to fraction form
    18,236,123.38/25,166,048.97 = 9,976,008.32/x
  3. Step 3: Cross multiply
    18,236,123.38x = 25,166,048.97 × 9,976,008.32
  4. Step 4: Simplify right side
    18,236,123.38x = 251,056,713,780,417.16
  5. Step 5: Solve for x
    x = 251,056,713,780,417.16/18,236,123.38
  6. Step 6: Final answer
    x = 13,767,000.18

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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.