Home / 7,206,837.07-9,945,434.75-3,943,652.19

Finding the Fourth Proportional to 7,206,837.07, 9,945,434.75 and 3,943,652.19

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Solution

The fourth proportional to 7,206,837.07, 9,945,434.75 and 3,943,652.19 is: 5,442,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206,837.07 : 9,945,434.75 = 3,943,652.19 : x
  2. Step 2: Convert to fraction form
    7,206,837.07/9,945,434.75 = 3,943,652.19/x
  3. Step 3: Cross multiply
    7,206,837.07x = 9,945,434.75 × 3,943,652.19
  4. Step 4: Simplify right side
    7,206,837.07x = 39,221,335,532,339.60
  5. Step 5: Solve for x
    x = 39,221,335,532,339.60/7,206,837.07
  6. Step 6: Final answer
    x = 5,442,239.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.