Home / 8,252,808.20-12,379,212.30-2,572,987.40

Finding the Fourth Proportional to 8,252,808.20, 12,379,212.30 and 2,572,987.40

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Solution

The fourth proportional to 8,252,808.20, 12,379,212.30 and 2,572,987.40 is: 3,859,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252,808.20 : 12,379,212.30 = 2,572,987.40 : x
  2. Step 2: Convert to fraction form
    8,252,808.20/12,379,212.30 = 2,572,987.40/x
  3. Step 3: Cross multiply
    8,252,808.20x = 12,379,212.30 × 2,572,987.40
  4. Step 4: Simplify right side
    8,252,808.20x = 31,851,557,269,825.02
  5. Step 5: Solve for x
    x = 31,851,557,269,825.02/8,252,808.20
  6. Step 6: Final answer
    x = 3,859,481.10

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1.5x scale

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.