Home / 10,561,205.60-15,820,813.20-5,760,303.20

Finding the Fourth Proportional to 10,561,205.60, 15,820,813.20 and 5,760,303.20

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Solution

The fourth proportional to 10,561,205.60, 15,820,813.20 and 5,760,303.20 is: 8,629,003.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561,205.60 : 15,820,813.20 = 5,760,303.20 : x
  2. Step 2: Convert to fraction form
    10,561,205.60/15,820,813.20 = 5,760,303.20/x
  3. Step 3: Cross multiply
    10,561,205.60x = 15,820,813.20 × 5,760,303.20
  4. Step 4: Simplify right side
    10,561,205.60x = 91,132,680,902,562.23
  5. Step 5: Solve for x
    x = 91,132,680,902,562.23/10,561,205.60
  6. Step 6: Final answer
    x = 8,629,003.58

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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.