Home / 54,705,356.40-82,058,034.60-31,974,553.20

Finding the Fourth Proportional to 54,705,356.40, 82,058,034.60 and 31,974,553.20

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Solution

The fourth proportional to 54,705,356.40, 82,058,034.60 and 31,974,553.20 is: 47,961,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,705,356.40 : 82,058,034.60 = 31,974,553.20 : x
  2. Step 2: Convert to fraction form
    54,705,356.40/82,058,034.60 = 31,974,553.20/x
  3. Step 3: Cross multiply
    54,705,356.40x = 82,058,034.60 × 31,974,553.20
  4. Step 4: Simplify right side
    54,705,356.40x = 2,623,768,992,805,140.50
  5. Step 5: Solve for x
    x = 2,623,768,992,805,140.50/54,705,356.40
  6. Step 6: Final answer
    x = 47,961,829.80

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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.