Home / 67,668,489.20-93,380,014.54-36,727,994.18

Finding the Fourth Proportional to 67,668,489.20, 93,380,014.54 and 36,727,994.18

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Solution

The fourth proportional to 67,668,489.20, 93,380,014.54 and 36,727,994.18 is: 50,683,274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,668,489.20 : 93,380,014.54 = 36,727,994.18 : x
  2. Step 2: Convert to fraction form
    67,668,489.20/93,380,014.54 = 36,727,994.18/x
  3. Step 3: Cross multiply
    67,668,489.20x = 93,380,014.54 × 36,727,994.18
  4. Step 4: Simplify right side
    67,668,489.20x = 3,429,660,630,553,435.50
  5. Step 5: Solve for x
    x = 3,429,660,630,553,435.50/67,668,489.20
  6. Step 6: Final answer
    x = 50,683,274.76

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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.