Home / 20,022,076-27,653,274.48-13,572,350.56

Finding the Fourth Proportional to 20,022,076, 27,653,274.48 and 13,572,350.56

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Solution

The fourth proportional to 20,022,076, 27,653,274.48 and 13,572,350.56 is: 18,745,305.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022,076 : 27,653,274.48 = 13,572,350.56 : x
  2. Step 2: Convert to fraction form
    20,022,076/27,653,274.48 = 13,572,350.56/x
  3. Step 3: Cross multiply
    20,022,076x = 27,653,274.48 × 13,572,350.56
  4. Step 4: Simplify right side
    20,022,076x = 375,319,935,374,461.75
  5. Step 5: Solve for x
    x = 375,319,935,374,461.75/20,022,076
  6. Step 6: Final answer
    x = 18,745,305.70

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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.