Home / 8,076,766.80-12,115,150.20-6,859,045.20

Finding the Fourth Proportional to 8,076,766.80, 12,115,150.20 and 6,859,045.20

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Solution

The fourth proportional to 8,076,766.80, 12,115,150.20 and 6,859,045.20 is: 10,288,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,766.80 : 12,115,150.20 = 6,859,045.20 : x
  2. Step 2: Convert to fraction form
    8,076,766.80/12,115,150.20 = 6,859,045.20/x
  3. Step 3: Cross multiply
    8,076,766.80x = 12,115,150.20 × 6,859,045.20
  4. Step 4: Simplify right side
    8,076,766.80x = 83,098,362,826,589.03
  5. Step 5: Solve for x
    x = 83,098,362,826,589.03/8,076,766.80
  6. Step 6: Final answer
    x = 10,288,567.80

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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.