Home / 22,560,753-31,133,878.02-12,902,961

Finding the Fourth Proportional to 22,560,753, 31,133,878.02 and 12,902,961

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Solution

The fourth proportional to 22,560,753, 31,133,878.02 and 12,902,961 is: 17,806,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,560,753 : 31,133,878.02 = 12,902,961 : x
  2. Step 2: Convert to fraction form
    22,560,753/31,133,878.02 = 12,902,961/x
  3. Step 3: Cross multiply
    22,560,753x = 31,133,878.02 × 12,902,961
  4. Step 4: Simplify right side
    22,560,753x = 401,719,213,870,817.19
  5. Step 5: Solve for x
    x = 401,719,213,870,817.19/22,560,753
  6. Step 6: Final answer
    x = 17,806,108.42

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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.