Home / 12,692,151.44-19,045,792.37-4,605,758.22

Finding the Fourth Proportional to 12,692,151.44, 19,045,792.37 and 4,605,758.22

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Solution

The fourth proportional to 12,692,151.44, 19,045,792.37 and 4,605,758.22 is: 6,911,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692,151.44 : 19,045,792.37 = 4,605,758.22 : x
  2. Step 2: Convert to fraction form
    12,692,151.44/19,045,792.37 = 4,605,758.22/x
  3. Step 3: Cross multiply
    12,692,151.44x = 19,045,792.37 × 4,605,758.22
  4. Step 4: Simplify right side
    12,692,151.44x = 87,720,314,764,540.78
  5. Step 5: Solve for x
    x = 87,720,314,764,540.78/12,692,151.44
  6. Step 6: Final answer
    x = 6,911,382.61

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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.