Home / 10,881,611.80-16,322,417.70-9,201,995.80

Finding the Fourth Proportional to 10,881,611.80, 16,322,417.70 and 9,201,995.80

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Solution

The fourth proportional to 10,881,611.80, 16,322,417.70 and 9,201,995.80 is: 13,802,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,611.80 : 16,322,417.70 = 9,201,995.80 : x
  2. Step 2: Convert to fraction form
    10,881,611.80/16,322,417.70 = 9,201,995.80/x
  3. Step 3: Cross multiply
    10,881,611.80x = 16,322,417.70 × 9,201,995.80
  4. Step 4: Simplify right side
    10,881,611.80x = 150,198,819,121,245.66
  5. Step 5: Solve for x
    x = 150,198,819,121,245.66/10,881,611.80
  6. Step 6: Final answer
    x = 13,802,993.70

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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.