Home / 27,112,155.79-40,668,144.97-9,840,333.65

Finding the Fourth Proportional to 27,112,155.79, 40,668,144.97 and 9,840,333.65

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Solution

The fourth proportional to 27,112,155.79, 40,668,144.97 and 9,840,333.65 is: 14,760,468.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112,155.79 : 40,668,144.97 = 9,840,333.65 : x
  2. Step 2: Convert to fraction form
    27,112,155.79/40,668,144.97 = 9,840,333.65/x
  3. Step 3: Cross multiply
    27,112,155.79x = 40,668,144.97 × 9,840,333.65
  4. Step 4: Simplify right side
    27,112,155.79x = 400,188,115,431,369.25
  5. Step 5: Solve for x
    x = 400,188,115,431,369.25/27,112,155.79
  6. Step 6: Final answer
    x = 14,760,468.28

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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.