Home / 15,852,578.14-21,876,187.02-9,326,627.55

Finding the Fourth Proportional to 15,852,578.14, 21,876,187.02 and 9,326,627.55

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Solution

The fourth proportional to 15,852,578.14, 21,876,187.02 and 9,326,627.55 is: 12,870,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,852,578.14 : 21,876,187.02 = 9,326,627.55 : x
  2. Step 2: Convert to fraction form
    15,852,578.14/21,876,187.02 = 9,326,627.55/x
  3. Step 3: Cross multiply
    15,852,578.14x = 21,876,187.02 × 9,326,627.55
  4. Step 4: Simplify right side
    15,852,578.14x = 204,031,048,514,709.56
  5. Step 5: Solve for x
    x = 204,031,048,514,709.56/15,852,578.14
  6. Step 6: Final answer
    x = 12,870,527.85

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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.