Home / 9,198,611.78-12,694,641.65-5,068,637.93

Finding the Fourth Proportional to 9,198,611.78, 12,694,641.65 and 5,068,637.93

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Solution

The fourth proportional to 9,198,611.78, 12,694,641.65 and 5,068,637.93 is: 6,995,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198,611.78 : 12,694,641.65 = 5,068,637.93 : x
  2. Step 2: Convert to fraction form
    9,198,611.78/12,694,641.65 = 5,068,637.93/x
  3. Step 3: Cross multiply
    9,198,611.78x = 12,694,641.65 × 5,068,637.93
  4. Step 4: Simplify right side
    9,198,611.78x = 64,344,542,174,947.78
  5. Step 5: Solve for x
    x = 64,344,542,174,947.78/9,198,611.78
  6. Step 6: Final answer
    x = 6,995,027.48

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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.