Home / 20,117,272.64-27,761,064.72-11,414,926.28

Finding the Fourth Proportional to 20,117,272.64, 27,761,064.72 and 11,414,926.28

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Solution

The fourth proportional to 20,117,272.64, 27,761,064.72 and 11,414,926.28 is: 15,752,160.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,117,272.64 : 27,761,064.72 = 11,414,926.28 : x
  2. Step 2: Convert to fraction form
    20,117,272.64/27,761,064.72 = 11,414,926.28/x
  3. Step 3: Cross multiply
    20,117,272.64x = 27,761,064.72 × 11,414,926.28
  4. Step 4: Simplify right side
    20,117,272.64x = 316,890,507,233,108.81
  5. Step 5: Solve for x
    x = 316,890,507,233,108.81/20,117,272.64
  6. Step 6: Final answer
    x = 15,752,160.49

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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.