Home / 8,176,011.20-12,264,016.80-8,008,049.60

Finding the Fourth Proportional to 8,176,011.20, 12,264,016.80 and 8,008,049.60

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Solution

The fourth proportional to 8,176,011.20, 12,264,016.80 and 8,008,049.60 is: 12,012,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,011.20 : 12,264,016.80 = 8,008,049.60 : x
  2. Step 2: Convert to fraction form
    8,176,011.20/12,264,016.80 = 8,008,049.60/x
  3. Step 3: Cross multiply
    8,176,011.20x = 12,264,016.80 × 8,008,049.60
  4. Step 4: Simplify right side
    8,176,011.20x = 98,210,854,829,633.28
  5. Step 5: Solve for x
    x = 98,210,854,829,633.28/8,176,011.20
  6. Step 6: Final answer
    x = 12,012,074.40

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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.