Home / 7,775,410.68-11,663,066.79-2,655,370.26

Finding the Fourth Proportional to 7,775,410.68, 11,663,066.79 and 2,655,370.26

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Solution

The fourth proportional to 7,775,410.68, 11,663,066.79 and 2,655,370.26 is: 3,983,038.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,410.68 : 11,663,066.79 = 2,655,370.26 : x
  2. Step 2: Convert to fraction form
    7,775,410.68/11,663,066.79 = 2,655,370.26/x
  3. Step 3: Cross multiply
    7,775,410.68x = 11,663,066.79 × 2,655,370.26
  4. Step 4: Simplify right side
    7,775,410.68x = 30,969,760,694,559.66
  5. Step 5: Solve for x
    x = 30,969,760,694,559.66/7,775,410.68
  6. Step 6: Final answer
    x = 3,983,038.58

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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.