Home / 12,718,179.19-19,083,578.68-5,041,661.77

Finding the Fourth Proportional to 12,718,179.19, 19,083,578.68 and 5,041,661.77

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Solution

The fourth proportional to 12,718,179.19, 19,083,578.68 and 5,041,661.77 is: 7,564,993.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,718,179.19 : 19,083,578.68 = 5,041,661.77 : x
  2. Step 2: Convert to fraction form
    12,718,179.19/19,083,578.68 = 5,041,661.77/x
  3. Step 3: Cross multiply
    12,718,179.19x = 19,083,578.68 × 5,041,661.77
  4. Step 4: Simplify right side
    12,718,179.19x = 96,212,948,970,325.16
  5. Step 5: Solve for x
    x = 96,212,948,970,325.16/12,718,179.19
  6. Step 6: Final answer
    x = 7,564,993.98

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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.