Home / 12,746,280.96-17,589,870.25-6,945,062.70

Finding the Fourth Proportional to 12,746,280.96, 17,589,870.25 and 6,945,062.70

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Solution

The fourth proportional to 12,746,280.96, 17,589,870.25 and 6,945,062.70 is: 9,584,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,280.96 : 17,589,870.25 = 6,945,062.70 : x
  2. Step 2: Convert to fraction form
    12,746,280.96/17,589,870.25 = 6,945,062.70/x
  3. Step 3: Cross multiply
    12,746,280.96x = 17,589,870.25 × 6,945,062.70
  4. Step 4: Simplify right side
    12,746,280.96x = 122,162,751,759,837
  5. Step 5: Solve for x
    x = 122,162,751,759,837/12,746,280.96
  6. Step 6: Final answer
    x = 9,584,187.90

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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.