Home / 67,998,670.60-101,942,426.94-31,629,735.40

Finding the Fourth Proportional to 67,998,670.60, 101,942,426.94 and 31,629,735.40

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Solution

The fourth proportional to 67,998,670.60, 101,942,426.94 and 31,629,735.40 is: 47,418,750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,998,670.60 : 101,942,426.94 = 31,629,735.40 : x
  2. Step 2: Convert to fraction form
    67,998,670.60/101,942,426.94 = 31,629,735.40/x
  3. Step 3: Cross multiply
    67,998,670.60x = 101,942,426.94 × 31,629,735.40
  4. Step 4: Simplify right side
    67,998,670.60x = 3,224,411,990,146,031.50
  5. Step 5: Solve for x
    x = 3,224,411,990,146,031.50/67,998,670.60
  6. Step 6: Final answer
    x = 47,418,750.42

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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.