Home / 33,880,374.80-50,820,562.20-20,443,446.80

Finding the Fourth Proportional to 33,880,374.80, 50,820,562.20 and 20,443,446.80

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Solution

The fourth proportional to 33,880,374.80, 50,820,562.20 and 20,443,446.80 is: 30,665,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,880,374.80 : 50,820,562.20 = 20,443,446.80 : x
  2. Step 2: Convert to fraction form
    33,880,374.80/50,820,562.20 = 20,443,446.80/x
  3. Step 3: Cross multiply
    33,880,374.80x = 50,820,562.20 × 20,443,446.80
  4. Step 4: Simplify right side
    33,880,374.80x = 1,038,947,459,681,791
  5. Step 5: Solve for x
    x = 1,038,947,459,681,791/33,880,374.80
  6. Step 6: Final answer
    x = 30,665,170.20

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1.5x scale

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.