Home / 14,512,964.36-20,027,631.78-7,897,327.16

Finding the Fourth Proportional to 14,512,964.36, 20,027,631.78 and 7,897,327.16

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Solution

The fourth proportional to 14,512,964.36, 20,027,631.78 and 7,897,327.16 is: 10,898,170.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512,964.36 : 20,027,631.78 = 7,897,327.16 : x
  2. Step 2: Convert to fraction form
    14,512,964.36/20,027,631.78 = 7,897,327.16/x
  3. Step 3: Cross multiply
    14,512,964.36x = 20,027,631.78 × 7,897,327.16
  4. Step 4: Simplify right side
    14,512,964.36x = 158,164,760,306,535
  5. Step 5: Solve for x
    x = 158,164,760,306,535/14,512,964.36
  6. Step 6: Final answer
    x = 10,898,170.52

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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.