Home / 67,428,888.20-93,051,865.68-36,489,057.44

Finding the Fourth Proportional to 67,428,888.20, 93,051,865.68 and 36,489,057.44

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Solution

The fourth proportional to 67,428,888.20, 93,051,865.68 and 36,489,057.44 is: 50,354,899.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,888.20 : 93,051,865.68 = 36,489,057.44 : x
  2. Step 2: Convert to fraction form
    67,428,888.20/93,051,865.68 = 36,489,057.44/x
  3. Step 3: Cross multiply
    67,428,888.20x = 93,051,865.68 × 36,489,057.44
  4. Step 4: Simplify right side
    67,428,888.20x = 3,395,374,871,696,684.50
  5. Step 5: Solve for x
    x = 3,395,374,871,696,684.50/67,428,888.20
  6. Step 6: Final answer
    x = 50,354,899.25

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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.