Home / 10,516,400.64-14,512,642.56-5,687,504.64

Finding the Fourth Proportional to 10,516,400.64, 14,512,642.56 and 5,687,504.64

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Solution

The fourth proportional to 10,516,400.64, 14,512,642.56 and 5,687,504.64 is: 7,848,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516,400.64 : 14,512,642.56 = 5,687,504.64 : x
  2. Step 2: Convert to fraction form
    10,516,400.64/14,512,642.56 = 5,687,504.64/x
  3. Step 3: Cross multiply
    10,516,400.64x = 14,512,642.56 × 5,687,504.64
  4. Step 4: Simplify right side
    10,516,400.64x = 82,540,721,898,661.47
  5. Step 5: Solve for x
    x = 82,540,721,898,661.47/10,516,400.64
  6. Step 6: Final answer
    x = 7,848,761.64

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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.