Home / 18,315,093.10-27,472,639.65-4,668,213.10

Finding the Fourth Proportional to 18,315,093.10, 27,472,639.65 and 4,668,213.10

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Solution

The fourth proportional to 18,315,093.10, 27,472,639.65 and 4,668,213.10 is: 7,002,319.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315,093.10 : 27,472,639.65 = 4,668,213.10 : x
  2. Step 2: Convert to fraction form
    18,315,093.10/27,472,639.65 = 4,668,213.10/x
  3. Step 3: Cross multiply
    18,315,093.10x = 27,472,639.65 × 4,668,213.10
  4. Step 4: Simplify right side
    18,315,093.10x = 128,248,136,305,709.39
  5. Step 5: Solve for x
    x = 128,248,136,305,709.39/18,315,093.10
  6. Step 6: Final answer
    x = 7,002,319.65

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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.