Home / 22,276,334-30,683,839.56-15,738,614.48

Finding the Fourth Proportional to 22,276,334, 30,683,839.56 and 15,738,614.48

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Solution

The fourth proportional to 22,276,334, 30,683,839.56 and 15,738,614.48 is: 21,678,662.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,276,334 : 30,683,839.56 = 15,738,614.48 : x
  2. Step 2: Convert to fraction form
    22,276,334/30,683,839.56 = 15,738,614.48/x
  3. Step 3: Cross multiply
    22,276,334x = 30,683,839.56 × 15,738,614.48
  4. Step 4: Simplify right side
    22,276,334x = 482,921,121,601,012.81
  5. Step 5: Solve for x
    x = 482,921,121,601,012.81/22,276,334
  6. Step 6: Final answer
    x = 21,678,662.28

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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.