Home / 71,670,988.44-98,914,360.82-40,735,807.83

Finding the Fourth Proportional to 71,670,988.44, 98,914,360.82 and 40,735,807.83

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Solution

The fourth proportional to 71,670,988.44, 98,914,360.82 and 40,735,807.83 is: 56,220,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,670,988.44 : 98,914,360.82 = 40,735,807.83 : x
  2. Step 2: Convert to fraction form
    71,670,988.44/98,914,360.82 = 40,735,807.83/x
  3. Step 3: Cross multiply
    71,670,988.44x = 98,914,360.82 × 40,735,807.83
  4. Step 4: Simplify right side
    71,670,988.44x = 4,029,356,393,787,122
  5. Step 5: Solve for x
    x = 4,029,356,393,787,122/71,670,988.44
  6. Step 6: Final answer
    x = 56,220,187.30

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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.