Home / 6,805,781.06-10,209,686.13-2,428,579.40

Finding the Fourth Proportional to 6,805,781.06, 10,209,686.13 and 2,428,579.40

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Solution

The fourth proportional to 6,805,781.06, 10,209,686.13 and 2,428,579.40 is: 3,643,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805,781.06 : 10,209,686.13 = 2,428,579.40 : x
  2. Step 2: Convert to fraction form
    6,805,781.06/10,209,686.13 = 2,428,579.40/x
  3. Step 3: Cross multiply
    6,805,781.06x = 10,209,686.13 × 2,428,579.40
  4. Step 4: Simplify right side
    6,805,781.06x = 24,795,033,364,735.29
  5. Step 5: Solve for x
    x = 24,795,033,364,735.29/6,805,781.06
  6. Step 6: Final answer
    x = 3,643,231.12

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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.