Home / 61,056,052.80-91,584,079.20-57,276,916.80

Finding the Fourth Proportional to 61,056,052.80, 91,584,079.20 and 57,276,916.80

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Solution

The fourth proportional to 61,056,052.80, 91,584,079.20 and 57,276,916.80 is: 85,915,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,056,052.80 : 91,584,079.20 = 57,276,916.80 : x
  2. Step 2: Convert to fraction form
    61,056,052.80/91,584,079.20 = 57,276,916.80/x
  3. Step 3: Cross multiply
    61,056,052.80x = 91,584,079.20 × 57,276,916.80
  4. Step 4: Simplify right side
    61,056,052.80x = 5,245,653,684,543,010
  5. Step 5: Solve for x
    x = 5,245,653,684,543,010/61,056,052.80
  6. Step 6: Final answer
    x = 85,915,375.20

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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.