Home / 11,167,089.44-15,406,659-7,301,873.12

Finding the Fourth Proportional to 11,167,089.44, 15,406,659 and 7,301,873.12

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Solution

The fourth proportional to 11,167,089.44, 15,406,659 and 7,301,873.12 is: 10,074,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167,089.44 : 15,406,659 = 7,301,873.12 : x
  2. Step 2: Convert to fraction form
    11,167,089.44/15,406,659 = 7,301,873.12/x
  3. Step 3: Cross multiply
    11,167,089.44x = 15,406,659 × 7,301,873.12
  4. Step 4: Simplify right side
    11,167,089.44x = 112,497,469,144,072.78
  5. Step 5: Solve for x
    x = 112,497,469,144,072.78/11,167,089.44
  6. Step 6: Final answer
    x = 10,074,018.82

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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.