Home / 7,878,009.26-10,871,642.25-4,256,337.26

Finding the Fourth Proportional to 7,878,009.26, 10,871,642.25 and 4,256,337.26

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Solution

The fourth proportional to 7,878,009.26, 10,871,642.25 and 4,256,337.26 is: 5,873,739.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,878,009.26 : 10,871,642.25 = 4,256,337.26 : x
  2. Step 2: Convert to fraction form
    7,878,009.26/10,871,642.25 = 4,256,337.26/x
  3. Step 3: Cross multiply
    7,878,009.26x = 10,871,642.25 × 4,256,337.26
  4. Step 4: Simplify right side
    7,878,009.26x = 46,273,375,986,065.23
  5. Step 5: Solve for x
    x = 46,273,375,986,065.23/7,878,009.26
  6. Step 6: Final answer
    x = 5,873,739.73

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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.