Home / 36,403,816.17-54,605,928.38-12,142,676.49

Finding the Fourth Proportional to 36,403,816.17, 54,605,928.38 and 12,142,676.49

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Solution

The fourth proportional to 36,403,816.17, 54,605,928.38 and 12,142,676.49 is: 18,214,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,403,816.17 : 54,605,928.38 = 12,142,676.49 : x
  2. Step 2: Convert to fraction form
    36,403,816.17/54,605,928.38 = 12,142,676.49/x
  3. Step 3: Cross multiply
    36,403,816.17x = 54,605,928.38 × 12,142,676.49
  4. Step 4: Simplify right side
    36,403,816.17x = 663,062,122,693,736.38
  5. Step 5: Solve for x
    x = 663,062,122,693,736.38/36,403,816.17
  6. Step 6: Final answer
    x = 18,214,082.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.