Home / 41,128,621.07-61,325,231.15-39,998,644.65

Finding the Fourth Proportional to 41,128,621.07, 61,325,231.15 and 39,998,644.65

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Solution

The fourth proportional to 41,128,621.07, 61,325,231.15 and 39,998,644.65 is: 59,640,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,128,621.07 : 61,325,231.15 = 39,998,644.65 : x
  2. Step 2: Convert to fraction form
    41,128,621.07/61,325,231.15 = 39,998,644.65/x
  3. Step 3: Cross multiply
    41,128,621.07x = 61,325,231.15 × 39,998,644.65
  4. Step 4: Simplify right side
    41,128,621.07x = 2,452,926,128,647,967.50
  5. Step 5: Solve for x
    x = 2,452,926,128,647,967.50/41,128,621.07
  6. Step 6: Final answer
    x = 59,640,368.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.