Home / 20,745,401.01-31,118,176.25-6,368,469.50

Finding the Fourth Proportional to 20,745,401.01, 31,118,176.25 and 6,368,469.50

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Solution

The fourth proportional to 20,745,401.01, 31,118,176.25 and 6,368,469.50 is: 9,552,727.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,745,401.01 : 31,118,176.25 = 6,368,469.50 : x
  2. Step 2: Convert to fraction form
    20,745,401.01/31,118,176.25 = 6,368,469.50/x
  3. Step 3: Cross multiply
    20,745,401.01x = 31,118,176.25 × 6,368,469.50
  4. Step 4: Simplify right side
    20,745,401.01x = 198,175,156,156,316.16
  5. Step 5: Solve for x
    x = 198,175,156,156,316.16/20,745,401.01
  6. Step 6: Final answer
    x = 9,552,727.18

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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.