Home / 8,321,123.20-12,482,851.20-3,271,259.20

Finding the Fourth Proportional to 8,321,123.20, 12,482,851.20 and 3,271,259.20

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Solution

The fourth proportional to 8,321,123.20, 12,482,851.20 and 3,271,259.20 is: 4,907,347.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,123.20 : 12,482,851.20 = 3,271,259.20 : x
  2. Step 2: Convert to fraction form
    8,321,123.20/12,482,851.20 = 3,271,259.20/x
  3. Step 3: Cross multiply
    8,321,123.20x = 12,482,851.20 × 3,271,259.20
  4. Step 4: Simplify right side
    8,321,123.20x = 40,834,641,830,231.04
  5. Step 5: Solve for x
    x = 40,834,641,830,231.04/8,321,123.20
  6. Step 6: Final answer
    x = 4,907,347.34

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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.