Home / 8,308,270.80-12,462,406.20-5,103,003.60

Finding the Fourth Proportional to 8,308,270.80, 12,462,406.20 and 5,103,003.60

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Solution

The fourth proportional to 8,308,270.80, 12,462,406.20 and 5,103,003.60 is: 7,654,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,270.80 : 12,462,406.20 = 5,103,003.60 : x
  2. Step 2: Convert to fraction form
    8,308,270.80/12,462,406.20 = 5,103,003.60/x
  3. Step 3: Cross multiply
    8,308,270.80x = 12,462,406.20 × 5,103,003.60
  4. Step 4: Simplify right side
    8,308,270.80x = 63,595,703,703,262.31
  5. Step 5: Solve for x
    x = 63,595,703,703,262.31/8,308,270.80
  6. Step 6: Final answer
    x = 7,654,505.40

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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.