Home / 20,022,077-27,653,275.86-13,572,351.56

Finding the Fourth Proportional to 20,022,077, 27,653,275.86 and 13,572,351.56

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Solution

The fourth proportional to 20,022,077, 27,653,275.86 and 13,572,351.56 is: 18,745,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022,077 : 27,653,275.86 = 13,572,351.56 : x
  2. Step 2: Convert to fraction form
    20,022,077/27,653,275.86 = 13,572,351.56/x
  3. Step 3: Cross multiply
    20,022,077x = 27,653,275.86 × 13,572,351.56
  4. Step 4: Simplify right side
    20,022,077x = 375,319,981,757,581.38
  5. Step 5: Solve for x
    x = 375,319,981,757,581.38/20,022,077
  6. Step 6: Final answer
    x = 18,745,307.08

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1.5x scale

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.