Home / 7,295,754.90-10,068,181.84-3,988,054.12

Finding the Fourth Proportional to 7,295,754.90, 10,068,181.84 and 3,988,054.12

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Solution

The fourth proportional to 7,295,754.90, 10,068,181.84 and 3,988,054.12 is: 5,503,536.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295,754.90 : 10,068,181.84 = 3,988,054.12 : x
  2. Step 2: Convert to fraction form
    7,295,754.90/10,068,181.84 = 3,988,054.12/x
  3. Step 3: Cross multiply
    7,295,754.90x = 10,068,181.84 × 3,988,054.12
  4. Step 4: Simplify right side
    7,295,754.90x = 40,152,454,067,921.18
  5. Step 5: Solve for x
    x = 40,152,454,067,921.18/7,295,754.90
  6. Step 6: Final answer
    x = 5,503,536.59

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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.