Home / 51,703,382.28-71,349,815.82-28,500,668.16

Finding the Fourth Proportional to 51,703,382.28, 71,349,815.82 and 28,500,668.16

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Solution

The fourth proportional to 51,703,382.28, 71,349,815.82 and 28,500,668.16 is: 39,330,452.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,703,382.28 : 71,349,815.82 = 28,500,668.16 : x
  2. Step 2: Convert to fraction form
    51,703,382.28/71,349,815.82 = 28,500,668.16/x
  3. Step 3: Cross multiply
    51,703,382.28x = 71,349,815.82 × 28,500,668.16
  4. Step 4: Simplify right side
    51,703,382.28x = 2,033,517,423,962,938
  5. Step 5: Solve for x
    x = 2,033,517,423,962,938/51,703,382.28
  6. Step 6: Final answer
    x = 39,330,452.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.