Home / 71,727,723-98,984,280.78-45,973,611

Finding the Fourth Proportional to 71,727,723, 98,984,280.78 and 45,973,611

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Solution

The fourth proportional to 71,727,723, 98,984,280.78 and 45,973,611 is: 63,443,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,727,723 : 98,984,280.78 = 45,973,611 : x
  2. Step 2: Convert to fraction form
    71,727,723/98,984,280.78 = 45,973,611/x
  3. Step 3: Cross multiply
    71,727,723x = 98,984,280.78 × 45,973,611
  4. Step 4: Simplify right side
    71,727,723x = 4,550,664,819,694,497
  5. Step 5: Solve for x
    x = 4,550,664,819,694,497/71,727,723
  6. Step 6: Final answer
    x = 63,443,597.95

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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.