Home / 67,968,007.20-101,885,655.60-60,801,645.60

Finding the Fourth Proportional to 67,968,007.20, 101,885,655.60 and 60,801,645.60

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Solution

The fourth proportional to 67,968,007.20, 101,885,655.60 and 60,801,645.60 is: 91,143,109.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,968,007.20 : 101,885,655.60 = 60,801,645.60 : x
  2. Step 2: Convert to fraction form
    67,968,007.20/101,885,655.60 = 60,801,645.60/x
  3. Step 3: Cross multiply
    67,968,007.20x = 101,885,655.60 × 60,801,645.60
  4. Step 4: Simplify right side
    67,968,007.20x = 6,194,815,523,514,855
  5. Step 5: Solve for x
    x = 6,194,815,523,514,855/67,968,007.20
  6. Step 6: Final answer
    x = 91,143,109.51

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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.