Home / 12,875,540.66-19,310,314.77-4,792,323.05

Finding the Fourth Proportional to 12,875,540.66, 19,310,314.77 and 4,792,323.05

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Solution

The fourth proportional to 12,875,540.66, 19,310,314.77 and 4,792,323.05 is: 7,187,369.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,875,540.66 : 19,310,314.77 = 4,792,323.05 : x
  2. Step 2: Convert to fraction form
    12,875,540.66/19,310,314.77 = 4,792,323.05/x
  3. Step 3: Cross multiply
    12,875,540.66x = 19,310,314.77 × 4,792,323.05
  4. Step 4: Simplify right side
    12,875,540.66x = 92,541,266,575,026.44
  5. Step 5: Solve for x
    x = 92,541,266,575,026.44/12,875,540.66
  6. Step 6: Final answer
    x = 7,187,369.37

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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.