Home / 11,315,866.28-15,618,899.14-6,968,597.48

Finding the Fourth Proportional to 11,315,866.28, 15,618,899.14 and 6,968,597.48

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Solution

The fourth proportional to 11,315,866.28, 15,618,899.14 and 6,968,597.48 is: 9,618,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,315,866.28 : 15,618,899.14 = 6,968,597.48 : x
  2. Step 2: Convert to fraction form
    11,315,866.28/15,618,899.14 = 6,968,597.48/x
  3. Step 3: Cross multiply
    11,315,866.28x = 15,618,899.14 × 6,968,597.48
  4. Step 4: Simplify right side
    11,315,866.28x = 108,841,821,187,378.17
  5. Step 5: Solve for x
    x = 108,841,821,187,378.17/11,315,866.28
  6. Step 6: Final answer
    x = 9,618,514.26

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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.