Home / 15,332,598.36-21,158,614.94-8,456,932.80

Finding the Fourth Proportional to 15,332,598.36, 21,158,614.94 and 8,456,932.80

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Solution

The fourth proportional to 15,332,598.36, 21,158,614.94 and 8,456,932.80 is: 11,670,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,332,598.36 : 21,158,614.94 = 8,456,932.80 : x
  2. Step 2: Convert to fraction form
    15,332,598.36/21,158,614.94 = 8,456,932.80/x
  3. Step 3: Cross multiply
    15,332,598.36x = 21,158,614.94 × 8,456,932.80
  4. Step 4: Simplify right side
    15,332,598.36x = 178,936,984,646,371.38
  5. Step 5: Solve for x
    x = 178,936,984,646,371.38/15,332,598.36
  6. Step 6: Final answer
    x = 11,670,362.74

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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.