Home / 20,117,273.64-27,761,066.10-11,414,927.28

Finding the Fourth Proportional to 20,117,273.64, 27,761,066.10 and 11,414,927.28

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Solution

The fourth proportional to 20,117,273.64, 27,761,066.10 and 11,414,927.28 is: 15,752,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,117,273.64 : 27,761,066.10 = 11,414,927.28 : x
  2. Step 2: Convert to fraction form
    20,117,273.64/27,761,066.10 = 11,414,927.28/x
  3. Step 3: Cross multiply
    20,117,273.64x = 27,761,066.10 × 11,414,927.28
  4. Step 4: Simplify right side
    20,117,273.64x = 316,890,550,746,773.19
  5. Step 5: Solve for x
    x = 316,890,550,746,773.19/20,117,273.64
  6. Step 6: Final answer
    x = 15,752,161.87

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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.