Home / 15,578,896.65-21,498,944.07-8,514,632.58

Finding the Fourth Proportional to 15,578,896.65, 21,498,944.07 and 8,514,632.58

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Solution

The fourth proportional to 15,578,896.65, 21,498,944.07 and 8,514,632.58 is: 11,750,229.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578,896.65 : 21,498,944.07 = 8,514,632.58 : x
  2. Step 2: Convert to fraction form
    15,578,896.65/21,498,944.07 = 8,514,632.58/x
  3. Step 3: Cross multiply
    15,578,896.65x = 21,498,944.07 × 8,514,632.58
  4. Step 4: Simplify right side
    15,578,896.65x = 183,055,609,605,639.16
  5. Step 5: Solve for x
    x = 183,055,609,605,639.16/15,578,896.65
  6. Step 6: Final answer
    x = 11,750,229.41

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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.