Home / 40,679,830.43-56,138,573.84-22,095,334.05

Finding the Fourth Proportional to 40,679,830.43, 56,138,573.84 and 22,095,334.05

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Solution

The fourth proportional to 40,679,830.43, 56,138,573.84 and 22,095,334.05 is: 30,491,782.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,679,830.43 : 56,138,573.84 = 22,095,334.05 : x
  2. Step 2: Convert to fraction form
    40,679,830.43/56,138,573.84 = 22,095,334.05/x
  3. Step 3: Cross multiply
    40,679,830.43x = 56,138,573.84 × 22,095,334.05
  4. Step 4: Simplify right side
    40,679,830.43x = 1,240,400,542,085,391.25
  5. Step 5: Solve for x
    x = 1,240,400,542,085,391.25/40,679,830.43
  6. Step 6: Final answer
    x = 30,491,782.51

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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.