Home / 22,182,825.79-30,611,735.63-12,393,343.50

Finding the Fourth Proportional to 22,182,825.79, 30,611,735.63 and 12,393,343.50

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Solution

The fourth proportional to 22,182,825.79, 30,611,735.63 and 12,393,343.50 is: 17,102,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182,825.79 : 30,611,735.63 = 12,393,343.50 : x
  2. Step 2: Convert to fraction form
    22,182,825.79/30,611,735.63 = 12,393,343.50/x
  3. Step 3: Cross multiply
    22,182,825.79x = 30,611,735.63 × 12,393,343.50
  4. Step 4: Simplify right side
    22,182,825.79x = 379,381,754,793,778.88
  5. Step 5: Solve for x
    x = 379,381,754,793,778.88/22,182,825.79
  6. Step 6: Final answer
    x = 17,102,498.95

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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.