Home / 16,143,761.26-22,278,927.18-9,616,499.38

Finding the Fourth Proportional to 16,143,761.26, 22,278,927.18 and 9,616,499.38

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Solution

The fourth proportional to 16,143,761.26, 22,278,927.18 and 9,616,499.38 is: 13,271,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,143,761.26 : 22,278,927.18 = 9,616,499.38 : x
  2. Step 2: Convert to fraction form
    16,143,761.26/22,278,927.18 = 9,616,499.38/x
  3. Step 3: Cross multiply
    16,143,761.26x = 22,278,927.18 × 9,616,499.38
  4. Step 4: Simplify right side
    16,143,761.26x = 214,245,289,413,535.16
  5. Step 5: Solve for x
    x = 214,245,289,413,535.16/16,143,761.26
  6. Step 6: Final answer
    x = 13,271,088.81

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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.