Home / 27,578,314.85-38,057,610.17-15,189,561.95

Finding the Fourth Proportional to 27,578,314.85, 38,057,610.17 and 15,189,561.95

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Solution

The fourth proportional to 27,578,314.85, 38,057,610.17 and 15,189,561.95 is: 20,961,339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,578,314.85 : 38,057,610.17 = 15,189,561.95 : x
  2. Step 2: Convert to fraction form
    27,578,314.85/38,057,610.17 = 15,189,561.95/x
  3. Step 3: Cross multiply
    27,578,314.85x = 38,057,610.17 × 15,189,561.95
  4. Step 4: Simplify right side
    27,578,314.85x = 578,078,427,079,929.12
  5. Step 5: Solve for x
    x = 578,078,427,079,929.12/27,578,314.85
  6. Step 6: Final answer
    x = 20,961,339.75

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Double scale
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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.