Home / 15,062,356.62-20,796,062.11-11,571,478.16

Finding the Fourth Proportional to 15,062,356.62, 20,796,062.11 and 11,571,478.16

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Solution

The fourth proportional to 15,062,356.62, 20,796,062.11 and 11,571,478.16 is: 15,976,329.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062,356.62 : 20,796,062.11 = 11,571,478.16 : x
  2. Step 2: Convert to fraction form
    15,062,356.62/20,796,062.11 = 11,571,478.16/x
  3. Step 3: Cross multiply
    15,062,356.62x = 20,796,062.11 × 11,571,478.16
  4. Step 4: Simplify right side
    15,062,356.62x = 240,641,178,386,959.53
  5. Step 5: Solve for x
    x = 240,641,178,386,959.53/15,062,356.62
  6. Step 6: Final answer
    x = 15,976,329.90

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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.