Home / 39,073,181.92-58,618,236.57-11,777,191.18

Finding the Fourth Proportional to 39,073,181.92, 58,618,236.57 and 11,777,191.18

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Solution

The fourth proportional to 39,073,181.92, 58,618,236.57 and 11,777,191.18 is: 17,668,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,073,181.92 : 58,618,236.57 = 11,777,191.18 : x
  2. Step 2: Convert to fraction form
    39,073,181.92/58,618,236.57 = 11,777,191.18/x
  3. Step 3: Cross multiply
    39,073,181.92x = 58,618,236.57 × 11,777,191.18
  4. Step 4: Simplify right side
    39,073,181.92x = 690,358,178,528,647.38
  5. Step 5: Solve for x
    x = 690,358,178,528,647.38/39,073,181.92
  6. Step 6: Final answer
    x = 17,668,337.84

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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.