Home / 27,025,037.20-40,462,906.20-21,053,069.20

Finding the Fourth Proportional to 27,025,037.20, 40,462,906.20 and 21,053,069.20

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Solution

The fourth proportional to 27,025,037.20, 40,462,906.20 and 21,053,069.20 is: 31,521,450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,025,037.20 : 40,462,906.20 = 21,053,069.20 : x
  2. Step 2: Convert to fraction form
    27,025,037.20/40,462,906.20 = 21,053,069.20/x
  3. Step 3: Cross multiply
    27,025,037.20x = 40,462,906.20 × 21,053,069.20
  4. Step 4: Simplify right side
    27,025,037.20x = 851,868,364,261,709.12
  5. Step 5: Solve for x
    x = 851,868,364,261,709.12/27,025,037.20
  6. Step 6: Final answer
    x = 31,521,450.20

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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.