Home / 6,649,619.80-9,974,429.70-2,390,218.60

Finding the Fourth Proportional to 6,649,619.80, 9,974,429.70 and 2,390,218.60

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Solution

The fourth proportional to 6,649,619.80, 9,974,429.70 and 2,390,218.60 is: 3,585,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649,619.80 : 9,974,429.70 = 2,390,218.60 : x
  2. Step 2: Convert to fraction form
    6,649,619.80/9,974,429.70 = 2,390,218.60/x
  3. Step 3: Cross multiply
    6,649,619.80x = 9,974,429.70 × 2,390,218.60
  4. Step 4: Simplify right side
    6,649,619.80x = 23,841,067,393,332.42
  5. Step 5: Solve for x
    x = 23,841,067,393,332.42/6,649,619.80
  6. Step 6: Final answer
    x = 3,585,327.90

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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.