Home / 8,228,959.80-12,350,438.10-3,686,998.20

Finding the Fourth Proportional to 8,228,959.80, 12,350,438.10 and 3,686,998.20

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Solution

The fourth proportional to 8,228,959.80, 12,350,438.10 and 3,686,998.20 is: 5,533,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228,959.80 : 12,350,438.10 = 3,686,998.20 : x
  2. Step 2: Convert to fraction form
    8,228,959.80/12,350,438.10 = 3,686,998.20/x
  3. Step 3: Cross multiply
    8,228,959.80x = 12,350,438.10 × 3,686,998.20
  4. Step 4: Simplify right side
    8,228,959.80x = 45,536,043,043,911.42
  5. Step 5: Solve for x
    x = 45,536,043,043,911.42/8,228,959.80
  6. Step 6: Final answer
    x = 5,533,632.94

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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.