Home / 10,931,015.70-16,396,523.55-3,358,358.10

Finding the Fourth Proportional to 10,931,015.70, 16,396,523.55 and 3,358,358.10

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Solution

The fourth proportional to 10,931,015.70, 16,396,523.55 and 3,358,358.10 is: 5,037,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,015.70 : 16,396,523.55 = 3,358,358.10 : x
  2. Step 2: Convert to fraction form
    10,931,015.70/16,396,523.55 = 3,358,358.10/x
  3. Step 3: Cross multiply
    10,931,015.70x = 16,396,523.55 × 3,358,358.10
  4. Step 4: Simplify right side
    10,931,015.70x = 55,065,397,675,983.26
  5. Step 5: Solve for x
    x = 55,065,397,675,983.26/10,931,015.70
  6. Step 6: Final answer
    x = 5,037,537.15

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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.