Home / 20,995,753.50-31,493,630.25-5,039,401.50

Finding the Fourth Proportional to 20,995,753.50, 31,493,630.25 and 5,039,401.50

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Solution

The fourth proportional to 20,995,753.50, 31,493,630.25 and 5,039,401.50 is: 7,559,102.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,753.50 : 31,493,630.25 = 5,039,401.50 : x
  2. Step 2: Convert to fraction form
    20,995,753.50/31,493,630.25 = 5,039,401.50/x
  3. Step 3: Cross multiply
    20,995,753.50x = 31,493,630.25 × 5,039,401.50
  4. Step 4: Simplify right side
    20,995,753.50x = 158,709,047,522,295.38
  5. Step 5: Solve for x
    x = 158,709,047,522,295.38/20,995,753.50
  6. Step 6: Final answer
    x = 7,559,102.25

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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.