Home / 61,961,144.40-92,941,716.60-55,264,987.80

Finding the Fourth Proportional to 61,961,144.40, 92,941,716.60 and 55,264,987.80

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Solution

The fourth proportional to 61,961,144.40, 92,941,716.60 and 55,264,987.80 is: 82,897,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,961,144.40 : 92,941,716.60 = 55,264,987.80 : x
  2. Step 2: Convert to fraction form
    61,961,144.40/92,941,716.60 = 55,264,987.80/x
  3. Step 3: Cross multiply
    61,961,144.40x = 92,941,716.60 × 55,264,987.80
  4. Step 4: Simplify right side
    61,961,144.40x = 5,136,422,834,010,057
  5. Step 5: Solve for x
    x = 5,136,422,834,010,057/61,961,144.40
  6. Step 6: Final answer
    x = 82,897,481.70

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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.