Home / 27,140,812.20-40,711,218.30-9,189,916.20

Finding the Fourth Proportional to 27,140,812.20, 40,711,218.30 and 9,189,916.20

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Solution

The fourth proportional to 27,140,812.20, 40,711,218.30 and 9,189,916.20 is: 13,784,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140,812.20 : 40,711,218.30 = 9,189,916.20 : x
  2. Step 2: Convert to fraction form
    27,140,812.20/40,711,218.30 = 9,189,916.20/x
  3. Step 3: Cross multiply
    27,140,812.20x = 40,711,218.30 × 9,189,916.20
  4. Step 4: Simplify right side
    27,140,812.20x = 374,132,684,576,906.38
  5. Step 5: Solve for x
    x = 374,132,684,576,906.38/27,140,812.20
  6. Step 6: Final answer
    x = 13,784,874.30

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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.