Home / 7,357,689.80-11,040,471.30-3,098,288.60

Finding the Fourth Proportional to 7,357,689.80, 11,040,471.30 and 3,098,288.60

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Solution

The fourth proportional to 7,357,689.80, 11,040,471.30 and 3,098,288.60 is: 4,649,090.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357,689.80 : 11,040,471.30 = 3,098,288.60 : x
  2. Step 2: Convert to fraction form
    7,357,689.80/11,040,471.30 = 3,098,288.60/x
  3. Step 3: Cross multiply
    7,357,689.80x = 11,040,471.30 × 3,098,288.60
  4. Step 4: Simplify right side
    7,357,689.80x = 34,206,566,367,417.18
  5. Step 5: Solve for x
    x = 34,206,566,367,417.18/7,357,689.80
  6. Step 6: Final answer
    x = 4,649,090.58

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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.