Home / 54,446,887.80-81,670,331.70-50,142,215.70

Finding the Fourth Proportional to 54,446,887.80, 81,670,331.70 and 50,142,215.70

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Solution

The fourth proportional to 54,446,887.80, 81,670,331.70 and 50,142,215.70 is: 75,213,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,446,887.80 : 81,670,331.70 = 50,142,215.70 : x
  2. Step 2: Convert to fraction form
    54,446,887.80/81,670,331.70 = 50,142,215.70/x
  3. Step 3: Cross multiply
    54,446,887.80x = 81,670,331.70 × 50,142,215.70
  4. Step 4: Simplify right side
    54,446,887.80x = 4,095,131,388,391,948
  5. Step 5: Solve for x
    x = 4,095,131,388,391,948/54,446,887.80
  6. Step 6: Final answer
    x = 75,213,323.55

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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.