Home / 8,148,940.20-12,223,410.30-6,259,372.20

Finding the Fourth Proportional to 8,148,940.20, 12,223,410.30 and 6,259,372.20

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Solution

The fourth proportional to 8,148,940.20, 12,223,410.30 and 6,259,372.20 is: 9,389,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,940.20 : 12,223,410.30 = 6,259,372.20 : x
  2. Step 2: Convert to fraction form
    8,148,940.20/12,223,410.30 = 6,259,372.20/x
  3. Step 3: Cross multiply
    8,148,940.20x = 12,223,410.30 × 6,259,372.20
  4. Step 4: Simplify right side
    8,148,940.20x = 76,510,874,621,013.67
  5. Step 5: Solve for x
    x = 76,510,874,621,013.67/8,148,940.20
  6. Step 6: Final answer
    x = 9,389,058.30

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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.