Home / 31,604,976.09-43,618,407.66-17,854,825.95

Finding the Fourth Proportional to 31,604,976.09, 43,618,407.66 and 17,854,825.95

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Solution

The fourth proportional to 31,604,976.09, 43,618,407.66 and 17,854,825.95 is: 24,641,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,604,976.09 : 43,618,407.66 = 17,854,825.95 : x
  2. Step 2: Convert to fraction form
    31,604,976.09/43,618,407.66 = 17,854,825.95/x
  3. Step 3: Cross multiply
    31,604,976.09x = 43,618,407.66 × 17,854,825.95
  4. Step 4: Simplify right side
    31,604,976.09x = 778,799,076,985,446.62
  5. Step 5: Solve for x
    x = 778,799,076,985,446.62/31,604,976.09
  6. Step 6: Final answer
    x = 24,641,660.06

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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.