Home / 12,302,449.30-18,453,673.95-5,111,593.30

Finding the Fourth Proportional to 12,302,449.30, 18,453,673.95 and 5,111,593.30

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Solution

The fourth proportional to 12,302,449.30, 18,453,673.95 and 5,111,593.30 is: 7,667,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,449.30 : 18,453,673.95 = 5,111,593.30 : x
  2. Step 2: Convert to fraction form
    12,302,449.30/18,453,673.95 = 5,111,593.30/x
  3. Step 3: Cross multiply
    12,302,449.30x = 18,453,673.95 × 5,111,593.30
  4. Step 4: Simplify right side
    12,302,449.30x = 94,327,676,123,204.53
  5. Step 5: Solve for x
    x = 94,327,676,123,204.53/12,302,449.30
  6. Step 6: Final answer
    x = 7,667,389.95

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Similar ratio
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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.