Home / 38,490,280.60-57,750,972.90-16,928,987.80

Finding the Fourth Proportional to 38,490,280.60, 57,750,972.90 and 16,928,987.80

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Solution

The fourth proportional to 38,490,280.60, 57,750,972.90 and 16,928,987.80 is: 25,400,321.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,490,280.60 : 57,750,972.90 = 16,928,987.80 : x
  2. Step 2: Convert to fraction form
    38,490,280.60/57,750,972.90 = 16,928,987.80/x
  3. Step 3: Cross multiply
    38,490,280.60x = 57,750,972.90 × 16,928,987.80
  4. Step 4: Simplify right side
    38,490,280.60x = 977,665,515,662,230.62
  5. Step 5: Solve for x
    x = 977,665,515,662,230.62/38,490,280.60
  6. Step 6: Final answer
    x = 25,400,321.86

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1.5x scale

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.