Home / 9,215,742.69-13,841,552.88-7,511,145.66

Finding the Fourth Proportional to 9,215,742.69, 13,841,552.88 and 7,511,145.66

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Solution

The fourth proportional to 9,215,742.69, 13,841,552.88 and 7,511,145.66 is: 11,281,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,742.69 : 13,841,552.88 = 7,511,145.66 : x
  2. Step 2: Convert to fraction form
    9,215,742.69/13,841,552.88 = 7,511,145.66/x
  3. Step 3: Cross multiply
    9,215,742.69x = 13,841,552.88 × 7,511,145.66
  4. Step 4: Simplify right side
    9,215,742.69x = 103,965,919,842,272.52
  5. Step 5: Solve for x
    x = 103,965,919,842,272.52/9,215,742.69
  6. Step 6: Final answer
    x = 11,281,339.26

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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.