Home / 8,230,468.80-12,345,703.20-8,073,004.80

Finding the Fourth Proportional to 8,230,468.80, 12,345,703.20 and 8,073,004.80

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Solution

The fourth proportional to 8,230,468.80, 12,345,703.20 and 8,073,004.80 is: 12,109,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230,468.80 : 12,345,703.20 = 8,073,004.80 : x
  2. Step 2: Convert to fraction form
    8,230,468.80/12,345,703.20 = 8,073,004.80/x
  3. Step 3: Cross multiply
    8,230,468.80x = 12,345,703.20 × 8,073,004.80
  4. Step 4: Simplify right side
    8,230,468.80x = 99,666,921,192,975.36
  5. Step 5: Solve for x
    x = 99,666,921,192,975.36/8,230,468.80
  6. Step 6: Final answer
    x = 12,109,507.20

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Similar ratio
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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.