Home / 21,802,304.23-30,087,861.33-12,511,573.79

Finding the Fourth Proportional to 21,802,304.23, 30,087,861.33 and 12,511,573.79

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Solution

The fourth proportional to 21,802,304.23, 30,087,861.33 and 12,511,573.79 is: 17,266,362.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,802,304.23 : 30,087,861.33 = 12,511,573.79 : x
  2. Step 2: Convert to fraction form
    21,802,304.23/30,087,861.33 = 12,511,573.79/x
  3. Step 3: Cross multiply
    21,802,304.23x = 30,087,861.33 × 12,511,573.79
  4. Step 4: Simplify right side
    21,802,304.23x = 376,446,497,000,585.38
  5. Step 5: Solve for x
    x = 376,446,497,000,585.38/21,802,304.23
  6. Step 6: Final answer
    x = 17,266,362.91

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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.