Home / 31,350,016.84-43,263,557.88-17,221,798.88

Finding the Fourth Proportional to 31,350,016.84, 43,263,557.88 and 17,221,798.88

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Solution

The fourth proportional to 31,350,016.84, 43,263,557.88 and 17,221,798.88 is: 23,766,376.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350,016.84 : 43,263,557.88 = 17,221,798.88 : x
  2. Step 2: Convert to fraction form
    31,350,016.84/43,263,557.88 = 17,221,798.88/x
  3. Step 3: Cross multiply
    31,350,016.84x = 43,263,557.88 × 17,221,798.88
  4. Step 4: Simplify right side
    31,350,016.84x = 745,076,292,642,599.12
  5. Step 5: Solve for x
    x = 745,076,292,642,599.12/31,350,016.84
  6. Step 6: Final answer
    x = 23,766,376.15

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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.