Home / 55,471,505.20-83,207,257.80-53,877,182.20

Finding the Fourth Proportional to 55,471,505.20, 83,207,257.80 and 53,877,182.20

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Solution

The fourth proportional to 55,471,505.20, 83,207,257.80 and 53,877,182.20 is: 80,815,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,471,505.20 : 83,207,257.80 = 53,877,182.20 : x
  2. Step 2: Convert to fraction form
    55,471,505.20/83,207,257.80 = 53,877,182.20/x
  3. Step 3: Cross multiply
    55,471,505.20x = 83,207,257.80 × 53,877,182.20
  4. Step 4: Simplify right side
    55,471,505.20x = 4,482,972,588,852,971
  5. Step 5: Solve for x
    x = 4,482,972,588,852,971/55,471,505.20
  6. Step 6: Final answer
    x = 80,815,773.30

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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.