Home / 8,646,321.85-12,969,276.02-2,810,500.26

Finding the Fourth Proportional to 8,646,321.85, 12,969,276.02 and 2,810,500.26

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Solution

The fourth proportional to 8,646,321.85, 12,969,276.02 and 2,810,500.26 is: 4,215,683.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,646,321.85 : 12,969,276.02 = 2,810,500.26 : x
  2. Step 2: Convert to fraction form
    8,646,321.85/12,969,276.02 = 2,810,500.26/x
  3. Step 3: Cross multiply
    8,646,321.85x = 12,969,276.02 × 2,810,500.26
  4. Step 4: Simplify right side
    8,646,321.85x = 36,450,153,626,221.76
  5. Step 5: Solve for x
    x = 36,450,153,626,221.76/8,646,321.85
  6. Step 6: Final answer
    x = 4,215,683.18

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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.