Home / 52,866,131.39-72,959,877.78-30,846,724.66

Finding the Fourth Proportional to 52,866,131.39, 72,959,877.78 and 30,846,724.66

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Solution

The fourth proportional to 52,866,131.39, 72,959,877.78 and 30,846,724.66 is: 42,571,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,866,131.39 : 72,959,877.78 = 30,846,724.66 : x
  2. Step 2: Convert to fraction form
    52,866,131.39/72,959,877.78 = 30,846,724.66/x
  3. Step 3: Cross multiply
    52,866,131.39x = 72,959,877.78 × 30,846,724.66
  4. Step 4: Simplify right side
    52,866,131.39x = 2,250,573,261,255,949.50
  5. Step 5: Solve for x
    x = 2,250,573,261,255,949.50/52,866,131.39
  6. Step 6: Final answer
    x = 42,571,173.68

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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.