Home / 8,268,373.59-12,402,532.59-2,120,348.44

Finding the Fourth Proportional to 8,268,373.59, 12,402,532.59 and 2,120,348.44

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Solution

The fourth proportional to 8,268,373.59, 12,402,532.59 and 2,120,348.44 is: 3,180,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,373.59 : 12,402,532.59 = 2,120,348.44 : x
  2. Step 2: Convert to fraction form
    8,268,373.59/12,402,532.59 = 2,120,348.44/x
  3. Step 3: Cross multiply
    8,268,373.59x = 12,402,532.59 × 2,120,348.44
  4. Step 4: Simplify right side
    8,268,373.59x = 26,297,690,636,807.52
  5. Step 5: Solve for x
    x = 26,297,690,636,807.52/8,268,373.59
  6. Step 6: Final answer
    x = 3,180,515.53

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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.