Home / 10,817,287.66-16,225,969.82-2,619,935.38

Finding the Fourth Proportional to 10,817,287.66, 16,225,969.82 and 2,619,935.38

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Solution

The fourth proportional to 10,817,287.66, 16,225,969.82 and 2,619,935.38 is: 3,929,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817,287.66 : 16,225,969.82 = 2,619,935.38 : x
  2. Step 2: Convert to fraction form
    10,817,287.66/16,225,969.82 = 2,619,935.38/x
  3. Step 3: Cross multiply
    10,817,287.66x = 16,225,969.82 × 2,619,935.38
  4. Step 4: Simplify right side
    10,817,287.66x = 42,510,992,372,215.14
  5. Step 5: Solve for x
    x = 42,510,992,372,215.14/10,817,287.66
  6. Step 6: Final answer
    x = 3,929,912.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.