Home / 6,171,290.56-9,262,906.08-2,978,663.68

Finding the Fourth Proportional to 6,171,290.56, 9,262,906.08 and 2,978,663.68

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Solution

The fourth proportional to 6,171,290.56, 9,262,906.08 and 2,978,663.68 is: 4,470,877.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171,290.56 : 9,262,906.08 = 2,978,663.68 : x
  2. Step 2: Convert to fraction form
    6,171,290.56/9,262,906.08 = 2,978,663.68/x
  3. Step 3: Cross multiply
    6,171,290.56x = 9,262,906.08 × 2,978,663.68
  4. Step 4: Simplify right side
    6,171,290.56x = 27,591,081,911,747.18
  5. Step 5: Solve for x
    x = 27,591,081,911,747.18/6,171,290.56
  6. Step 6: Final answer
    x = 4,470,877.14

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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.