Home / 20,022,074-27,653,271.72-13,572,348.56

Finding the Fourth Proportional to 20,022,074, 27,653,271.72 and 13,572,348.56

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Solution

The fourth proportional to 20,022,074, 27,653,271.72 and 13,572,348.56 is: 18,745,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022,074 : 27,653,271.72 = 13,572,348.56 : x
  2. Step 2: Convert to fraction form
    20,022,074/27,653,271.72 = 13,572,348.56/x
  3. Step 3: Cross multiply
    20,022,074x = 27,653,271.72 × 13,572,348.56
  4. Step 4: Simplify right side
    20,022,074x = 375,319,842,608,230.75
  5. Step 5: Solve for x
    x = 375,319,842,608,230.75/20,022,074
  6. Step 6: Final answer
    x = 18,745,302.94

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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.