Home / 13,914,087-20,871,291.14-4,198,784.12

Finding the Fourth Proportional to 13,914,087, 20,871,291.14 and 4,198,784.12

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Solution

The fourth proportional to 13,914,087, 20,871,291.14 and 4,198,784.12 is: 6,298,224.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,914,087 : 20,871,291.14 = 4,198,784.12 : x
  2. Step 2: Convert to fraction form
    13,914,087/20,871,291.14 = 4,198,784.12/x
  3. Step 3: Cross multiply
    13,914,087x = 20,871,291.14 × 4,198,784.12
  4. Step 4: Simplify right side
    13,914,087x = 87,634,045,802,528.70
  5. Step 5: Solve for x
    x = 87,634,045,802,528.70/13,914,087
  6. Step 6: Final answer
    x = 6,298,224.66

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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.