Home / 29,855,706.26-41,185,071.68-20,547,115.38

Finding the Fourth Proportional to 29,855,706.26, 41,185,071.68 and 20,547,115.38

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Solution

The fourth proportional to 29,855,706.26, 41,185,071.68 and 20,547,115.38 is: 28,344,143.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,855,706.26 : 41,185,071.68 = 20,547,115.38 : x
  2. Step 2: Convert to fraction form
    29,855,706.26/41,185,071.68 = 20,547,115.38/x
  3. Step 3: Cross multiply
    29,855,706.26x = 41,185,071.68 × 20,547,115.38
  4. Step 4: Simplify right side
    29,855,706.26x = 846,234,419,639,794.75
  5. Step 5: Solve for x
    x = 846,234,419,639,794.75/29,855,706.26
  6. Step 6: Final answer
    x = 28,344,143.41

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1.5x scale

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.