Home / 4,359,009.78-6,538,448.93-1,961,161.11

Finding the Fourth Proportional to 4,359,009.78, 6,538,448.93 and 1,961,161.11

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Solution

The fourth proportional to 4,359,009.78, 6,538,448.93 and 1,961,161.11 is: 2,941,712.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,359,009.78 : 6,538,448.93 = 1,961,161.11 : x
  2. Step 2: Convert to fraction form
    4,359,009.78/6,538,448.93 = 1,961,161.11/x
  3. Step 3: Cross multiply
    4,359,009.78x = 6,538,448.93 × 1,961,161.11
  4. Step 4: Simplify right side
    4,359,009.78x = 12,822,951,751,431.31
  5. Step 5: Solve for x
    x = 12,822,951,751,431.31/4,359,009.78
  6. Step 6: Final answer
    x = 2,941,712.09

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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.