Home / 9,891,111.44-13,618,010.04-7,712,859.44

Finding the Fourth Proportional to 9,891,111.44, 13,618,010.04 and 7,712,859.44

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Solution

The fourth proportional to 9,891,111.44, 13,618,010.04 and 7,712,859.44 is: 10,619,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891,111.44 : 13,618,010.04 = 7,712,859.44 : x
  2. Step 2: Convert to fraction form
    9,891,111.44/13,618,010.04 = 7,712,859.44/x
  3. Step 3: Cross multiply
    9,891,111.44x = 13,618,010.04 × 7,712,859.44
  4. Step 4: Simplify right side
    9,891,111.44x = 105,033,797,291,028.78
  5. Step 5: Solve for x
    x = 105,033,797,291,028.78/9,891,111.44
  6. Step 6: Final answer
    x = 10,619,008.58

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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.