Home / 6,988,338.91-10,485,030.66-2,440,057.78

Finding the Fourth Proportional to 6,988,338.91, 10,485,030.66 and 2,440,057.78

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Solution

The fourth proportional to 6,988,338.91, 10,485,030.66 and 2,440,057.78 is: 3,660,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988,338.91 : 10,485,030.66 = 2,440,057.78 : x
  2. Step 2: Convert to fraction form
    6,988,338.91/10,485,030.66 = 2,440,057.78/x
  3. Step 3: Cross multiply
    6,988,338.91x = 10,485,030.66 × 2,440,057.78
  4. Step 4: Simplify right side
    6,988,338.91x = 25,584,080,635,471.53
  5. Step 5: Solve for x
    x = 25,584,080,635,471.53/6,988,338.91
  6. Step 6: Final answer
    x = 3,660,967.36

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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.