Home / 40,490,163.50-55,876,425.64-22,155,449

Finding the Fourth Proportional to 40,490,163.50, 55,876,425.64 and 22,155,449

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Solution

The fourth proportional to 40,490,163.50, 55,876,425.64 and 22,155,449 is: 30,574,519.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,490,163.50 : 55,876,425.64 = 22,155,449 : x
  2. Step 2: Convert to fraction form
    40,490,163.50/55,876,425.64 = 22,155,449/x
  3. Step 3: Cross multiply
    40,490,163.50x = 55,876,425.64 × 22,155,449
  4. Step 4: Simplify right side
    40,490,163.50x = 1,237,967,298,569,312.25
  5. Step 5: Solve for x
    x = 1,237,967,298,569,312.25/40,490,163.50
  6. Step 6: Final answer
    x = 30,574,519.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.