Home / 20,083,718.80-30,125,578.20-14,037,101.20

Finding the Fourth Proportional to 20,083,718.80, 30,125,578.20 and 14,037,101.20

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Solution

The fourth proportional to 20,083,718.80, 30,125,578.20 and 14,037,101.20 is: 21,055,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,083,718.80 : 30,125,578.20 = 14,037,101.20 : x
  2. Step 2: Convert to fraction form
    20,083,718.80/30,125,578.20 = 14,037,101.20/x
  3. Step 3: Cross multiply
    20,083,718.80x = 30,125,578.20 × 14,037,101.20
  4. Step 4: Simplify right side
    20,083,718.80x = 422,875,789,901,913.81
  5. Step 5: Solve for x
    x = 422,875,789,901,913.81/20,083,718.80
  6. Step 6: Final answer
    x = 21,055,651.80

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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.