Home / 9,196,815.44-12,691,608.76-5,331,577.28

Finding the Fourth Proportional to 9,196,815.44, 12,691,608.76 and 5,331,577.28

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Solution

The fourth proportional to 9,196,815.44, 12,691,608.76 and 5,331,577.28 is: 7,357,578.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,196,815.44 : 12,691,608.76 = 5,331,577.28 : x
  2. Step 2: Convert to fraction form
    9,196,815.44/12,691,608.76 = 5,331,577.28/x
  3. Step 3: Cross multiply
    9,196,815.44x = 12,691,608.76 × 5,331,577.28
  4. Step 4: Simplify right side
    9,196,815.44x = 67,666,292,911,464.98
  5. Step 5: Solve for x
    x = 67,666,292,911,464.98/9,196,815.44
  6. Step 6: Final answer
    x = 7,357,578.65

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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.