Home / 28,205,257.60-42,321,883.20-16,084,028.80

Finding the Fourth Proportional to 28,205,257.60, 42,321,883.20 and 16,084,028.80

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Solution

The fourth proportional to 28,205,257.60, 42,321,883.20 and 16,084,028.80 is: 24,134,024.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,205,257.60 : 42,321,883.20 = 16,084,028.80 : x
  2. Step 2: Convert to fraction form
    28,205,257.60/42,321,883.20 = 16,084,028.80/x
  3. Step 3: Cross multiply
    28,205,257.60x = 42,321,883.20 × 16,084,028.80
  4. Step 4: Simplify right side
    28,205,257.60x = 680,706,388,259,036.25
  5. Step 5: Solve for x
    x = 680,706,388,259,036.25/28,205,257.60
  6. Step 6: Final answer
    x = 24,134,024.87

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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.