Home / 16,287,778.20-24,434,432.10-4,928,136.60

Finding the Fourth Proportional to 16,287,778.20, 24,434,432.10 and 4,928,136.60

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Solution

The fourth proportional to 16,287,778.20, 24,434,432.10 and 4,928,136.60 is: 7,393,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,287,778.20 : 24,434,432.10 = 4,928,136.60 : x
  2. Step 2: Convert to fraction form
    16,287,778.20/24,434,432.10 = 4,928,136.60/x
  3. Step 3: Cross multiply
    16,287,778.20x = 24,434,432.10 × 4,928,136.60
  4. Step 4: Simplify right side
    16,287,778.20x = 120,416,219,132,224.86
  5. Step 5: Solve for x
    x = 120,416,219,132,224.86/16,287,778.20
  6. Step 6: Final answer
    x = 7,393,041.44

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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.