Home / 9,628,959.26-13,288,124.37-5,218,825.70

Finding the Fourth Proportional to 9,628,959.26, 13,288,124.37 and 5,218,825.70

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Solution

The fourth proportional to 9,628,959.26, 13,288,124.37 and 5,218,825.70 is: 7,202,066.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628,959.26 : 13,288,124.37 = 5,218,825.70 : x
  2. Step 2: Convert to fraction form
    9,628,959.26/13,288,124.37 = 5,218,825.70/x
  3. Step 3: Cross multiply
    9,628,959.26x = 13,288,124.37 × 5,218,825.70
  4. Step 4: Simplify right side
    9,628,959.26x = 69,348,404,966,952.30
  5. Step 5: Solve for x
    x = 69,348,404,966,952.30/9,628,959.26
  6. Step 6: Final answer
    x = 7,202,066.51

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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.