Home / 13,480,268.40-20,220,402.60-3,895,959.60

Finding the Fourth Proportional to 13,480,268.40, 20,220,402.60 and 3,895,959.60

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Solution

The fourth proportional to 13,480,268.40, 20,220,402.60 and 3,895,959.60 is: 5,843,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,268.40 : 20,220,402.60 = 3,895,959.60 : x
  2. Step 2: Convert to fraction form
    13,480,268.40/20,220,402.60 = 3,895,959.60/x
  3. Step 3: Cross multiply
    13,480,268.40x = 20,220,402.60 × 3,895,959.60
  4. Step 4: Simplify right side
    13,480,268.40x = 78,777,871,625,334.97
  5. Step 5: Solve for x
    x = 78,777,871,625,334.97/13,480,268.40
  6. Step 6: Final answer
    x = 5,843,939.40

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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.