Home / 15,795,211.93-21,797,001.24-8,825,461.63

Finding the Fourth Proportional to 15,795,211.93, 21,797,001.24 and 8,825,461.63

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Solution

The fourth proportional to 15,795,211.93, 21,797,001.24 and 8,825,461.63 is: 12,178,918.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795,211.93 : 21,797,001.24 = 8,825,461.63 : x
  2. Step 2: Convert to fraction form
    15,795,211.93/21,797,001.24 = 8,825,461.63/x
  3. Step 3: Cross multiply
    15,795,211.93x = 21,797,001.24 × 8,825,461.63
  4. Step 4: Simplify right side
    15,795,211.93x = 192,368,598,092,682.44
  5. Step 5: Solve for x
    x = 192,368,598,092,682.44/15,795,211.93
  6. Step 6: Final answer
    x = 12,178,918.46

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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.