Home / 3,578,115.80-5,370,111.30-3,550,122.20

Finding the Fourth Proportional to 3,578,115.80, 5,370,111.30 and 3,550,122.20

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Solution

The fourth proportional to 3,578,115.80, 5,370,111.30 and 3,550,122.20 is: 5,328,097.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,115.80 : 5,370,111.30 = 3,550,122.20 : x
  2. Step 2: Convert to fraction form
    3,578,115.80/5,370,111.30 = 3,550,122.20/x
  3. Step 3: Cross multiply
    3,578,115.80x = 5,370,111.30 × 3,550,122.20
  4. Step 4: Simplify right side
    3,578,115.80x = 19,064,551,342,600.86
  5. Step 5: Solve for x
    x = 19,064,551,342,600.86/3,578,115.80
  6. Step 6: Final answer
    x = 5,328,097.92

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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.