Home / 11,011,998.80-16,517,998.20-10,303,410.80

Finding the Fourth Proportional to 11,011,998.80, 16,517,998.20 and 10,303,410.80

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Solution

The fourth proportional to 11,011,998.80, 16,517,998.20 and 10,303,410.80 is: 15,455,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011,998.80 : 16,517,998.20 = 10,303,410.80 : x
  2. Step 2: Convert to fraction form
    11,011,998.80/16,517,998.20 = 10,303,410.80/x
  3. Step 3: Cross multiply
    11,011,998.80x = 16,517,998.20 × 10,303,410.80
  4. Step 4: Simplify right side
    11,011,998.80x = 170,191,721,048,260.56
  5. Step 5: Solve for x
    x = 170,191,721,048,260.56/11,011,998.80
  6. Step 6: Final answer
    x = 15,455,116.20

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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.