Home / 28,727,443.48-43,087,982.10-10,282,651.80

Finding the Fourth Proportional to 28,727,443.48, 43,087,982.10 and 10,282,651.80

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Solution

The fourth proportional to 28,727,443.48, 43,087,982.10 and 10,282,651.80 is: 15,422,838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,727,443.48 : 43,087,982.10 = 10,282,651.80 : x
  2. Step 2: Convert to fraction form
    28,727,443.48/43,087,982.10 = 10,282,651.80/x
  3. Step 3: Cross multiply
    28,727,443.48x = 43,087,982.10 × 10,282,651.80
  4. Step 4: Simplify right side
    28,727,443.48x = 443,058,716,647,519.56
  5. Step 5: Solve for x
    x = 443,058,716,647,519.56/28,727,443.48
  6. Step 6: Final answer
    x = 15,422,838.34

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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.