Home / 12,359,338.08-18,535,378.32-4,784,494.56

Finding the Fourth Proportional to 12,359,338.08, 18,535,378.32 and 4,784,494.56

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Solution

The fourth proportional to 12,359,338.08, 18,535,378.32 and 4,784,494.56 is: 7,175,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359,338.08 : 18,535,378.32 = 4,784,494.56 : x
  2. Step 2: Convert to fraction form
    12,359,338.08/18,535,378.32 = 4,784,494.56/x
  3. Step 3: Cross multiply
    12,359,338.08x = 18,535,378.32 × 4,784,494.56
  4. Step 4: Simplify right side
    12,359,338.08x = 88,682,416,739,581.94
  5. Step 5: Solve for x
    x = 88,682,416,739,581.94/12,359,338.08
  6. Step 6: Final answer
    x = 7,175,337.07

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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.