Home / 33,920,200.90-50,880,301.35-20,315,311.30

Finding the Fourth Proportional to 33,920,200.90, 50,880,301.35 and 20,315,311.30

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Solution

The fourth proportional to 33,920,200.90, 50,880,301.35 and 20,315,311.30 is: 30,472,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920,200.90 : 50,880,301.35 = 20,315,311.30 : x
  2. Step 2: Convert to fraction form
    33,920,200.90/50,880,301.35 = 20,315,311.30/x
  3. Step 3: Cross multiply
    33,920,200.90x = 50,880,301.35 × 20,315,311.30
  4. Step 4: Simplify right side
    33,920,200.90x = 1,033,649,160,963,060.38
  5. Step 5: Solve for x
    x = 1,033,649,160,963,060.38/33,920,200.90
  6. Step 6: Final answer
    x = 30,472,966.95

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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.