Home / 54,300,921.70-81,453,350.85-15,966,310.90

Finding the Fourth Proportional to 54,300,921.70, 81,453,350.85 and 15,966,310.90

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Solution

The fourth proportional to 54,300,921.70, 81,453,350.85 and 15,966,310.90 is: 23,950,045.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,300,921.70 : 81,453,350.85 = 15,966,310.90 : x
  2. Step 2: Convert to fraction form
    54,300,921.70/81,453,350.85 = 15,966,310.90/x
  3. Step 3: Cross multiply
    54,300,921.70x = 81,453,350.85 × 15,966,310.90
  4. Step 4: Simplify right side
    54,300,921.70x = 1,300,509,523,517,879.25
  5. Step 5: Solve for x
    x = 1,300,509,523,517,879.25/54,300,921.70
  6. Step 6: Final answer
    x = 23,950,045.10

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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.