Home / 27,578,306.31-38,057,598.43-15,189,553.45

Finding the Fourth Proportional to 27,578,306.31, 38,057,598.43 and 15,189,553.45

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Solution

The fourth proportional to 27,578,306.31, 38,057,598.43 and 15,189,553.45 is: 20,961,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,578,306.31 : 38,057,598.43 = 15,189,553.45 : x
  2. Step 2: Convert to fraction form
    27,578,306.31/38,057,598.43 = 15,189,553.45/x
  3. Step 3: Cross multiply
    27,578,306.31x = 38,057,598.43 × 15,189,553.45
  4. Step 4: Simplify right side
    27,578,306.31x = 578,077,925,264,885.25
  5. Step 5: Solve for x
    x = 578,077,925,264,885.25/27,578,306.31
  6. Step 6: Final answer
    x = 20,961,328.04

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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.