Home / 28,866,399.50-43,313,825.69-13,514,728.70

Finding the Fourth Proportional to 28,866,399.50, 43,313,825.69 and 13,514,728.70

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Solution

The fourth proportional to 28,866,399.50, 43,313,825.69 and 13,514,728.70 is: 20,278,753.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866,399.50 : 43,313,825.69 = 13,514,728.70 : x
  2. Step 2: Convert to fraction form
    28,866,399.50/43,313,825.69 = 13,514,728.70/x
  3. Step 3: Cross multiply
    28,866,399.50x = 43,313,825.69 × 13,514,728.70
  4. Step 4: Simplify right side
    28,866,399.50x = 585,374,602,875,297.62
  5. Step 5: Solve for x
    x = 585,374,602,875,297.62/28,866,399.50
  6. Step 6: Final answer
    x = 20,278,753.61

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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.