Home / 6,153,778.20-8,492,089.50-3,740,107.80

Finding the Fourth Proportional to 6,153,778.20, 8,492,089.50 and 3,740,107.80

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Solution

The fourth proportional to 6,153,778.20, 8,492,089.50 and 3,740,107.80 is: 5,161,273.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153,778.20 : 8,492,089.50 = 3,740,107.80 : x
  2. Step 2: Convert to fraction form
    6,153,778.20/8,492,089.50 = 3,740,107.80/x
  3. Step 3: Cross multiply
    6,153,778.20x = 8,492,089.50 × 3,740,107.80
  4. Step 4: Simplify right side
    6,153,778.20x = 31,761,330,177,248.10
  5. Step 5: Solve for x
    x = 31,761,330,177,248.10/6,153,778.20
  6. Step 6: Final answer
    x = 5,161,273.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.