Home / 8,253,237.80-12,379,856.70-6,127,473.80

Finding the Fourth Proportional to 8,253,237.80, 12,379,856.70 and 6,127,473.80

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Solution

The fourth proportional to 8,253,237.80, 12,379,856.70 and 6,127,473.80 is: 9,191,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253,237.80 : 12,379,856.70 = 6,127,473.80 : x
  2. Step 2: Convert to fraction form
    8,253,237.80/12,379,856.70 = 6,127,473.80/x
  3. Step 3: Cross multiply
    8,253,237.80x = 12,379,856.70 × 6,127,473.80
  4. Step 4: Simplify right side
    8,253,237.80x = 75,857,247,577,004.45
  5. Step 5: Solve for x
    x = 75,857,247,577,004.45/8,253,237.80
  6. Step 6: Final answer
    x = 9,191,210.70

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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.