Home / 31,105,418.80-46,658,128.20-17,668,490.80

Finding the Fourth Proportional to 31,105,418.80, 46,658,128.20 and 17,668,490.80

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Solution

The fourth proportional to 31,105,418.80, 46,658,128.20 and 17,668,490.80 is: 26,502,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,105,418.80 : 46,658,128.20 = 17,668,490.80 : x
  2. Step 2: Convert to fraction form
    31,105,418.80/46,658,128.20 = 17,668,490.80/x
  3. Step 3: Cross multiply
    31,105,418.80x = 46,658,128.20 × 17,668,490.80
  4. Step 4: Simplify right side
    31,105,418.80x = 824,378,708,846,920.62
  5. Step 5: Solve for x
    x = 824,378,708,846,920.62/31,105,418.80
  6. Step 6: Final answer
    x = 26,502,736.20

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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.