Home / 31,107,405.40-46,579,460.10-21,960,107.80

Finding the Fourth Proportional to 31,107,405.40, 46,579,460.10 and 21,960,107.80

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Solution

The fourth proportional to 31,107,405.40, 46,579,460.10 and 21,960,107.80 is: 32,882,522.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,107,405.40 : 46,579,460.10 = 21,960,107.80 : x
  2. Step 2: Convert to fraction form
    31,107,405.40/46,579,460.10 = 21,960,107.80/x
  3. Step 3: Cross multiply
    31,107,405.40x = 46,579,460.10 × 21,960,107.80
  4. Step 4: Simplify right side
    31,107,405.40x = 1,022,889,965,061,798.88
  5. Step 5: Solve for x
    x = 1,022,889,965,061,798.88/31,107,405.40
  6. Step 6: Final answer
    x = 32,882,522.73

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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.