Home / 18,116,287.38-25,000,722.90-9,856,448.34

Finding the Fourth Proportional to 18,116,287.38, 25,000,722.90 and 9,856,448.34

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Solution

The fourth proportional to 18,116,287.38, 25,000,722.90 and 9,856,448.34 is: 13,602,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116,287.38 : 25,000,722.90 = 9,856,448.34 : x
  2. Step 2: Convert to fraction form
    18,116,287.38/25,000,722.90 = 9,856,448.34/x
  3. Step 3: Cross multiply
    18,116,287.38x = 25,000,722.90 × 9,856,448.34
  4. Step 4: Simplify right side
    18,116,287.38x = 246,418,333,726,504.97
  5. Step 5: Solve for x
    x = 246,418,333,726,504.97/18,116,287.38
  6. Step 6: Final answer
    x = 13,602,032.72

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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.