Home / 22,816,188.13-31,487,884.43-12,889,627.97

Finding the Fourth Proportional to 22,816,188.13, 31,487,884.43 and 12,889,627.97

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Solution

The fourth proportional to 22,816,188.13, 31,487,884.43 and 12,889,627.97 is: 17,788,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,816,188.13 : 31,487,884.43 = 12,889,627.97 : x
  2. Step 2: Convert to fraction form
    22,816,188.13/31,487,884.43 = 12,889,627.97/x
  3. Step 3: Cross multiply
    22,816,188.13x = 31,487,884.43 × 12,889,627.97
  4. Step 4: Simplify right side
    22,816,188.13x = 405,867,116,015,359.19
  5. Step 5: Solve for x
    x = 405,867,116,015,359.19/22,816,188.13
  6. Step 6: Final answer
    x = 17,788,559.32

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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.