Home / 11,072,011.20-16,608,016.80-8,237,659.20

Finding the Fourth Proportional to 11,072,011.20, 16,608,016.80 and 8,237,659.20

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Solution

The fourth proportional to 11,072,011.20, 16,608,016.80 and 8,237,659.20 is: 12,356,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,011.20 : 16,608,016.80 = 8,237,659.20 : x
  2. Step 2: Convert to fraction form
    11,072,011.20/16,608,016.80 = 8,237,659.20/x
  3. Step 3: Cross multiply
    11,072,011.20x = 16,608,016.80 × 8,237,659.20
  4. Step 4: Simplify right side
    11,072,011.20x = 136,811,182,386,274.56
  5. Step 5: Solve for x
    x = 136,811,182,386,274.56/11,072,011.20
  6. Step 6: Final answer
    x = 12,356,488.80

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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.