Home / 48,546,865.80-72,792,305.10-18,257,790.60

Finding the Fourth Proportional to 48,546,865.80, 72,792,305.10 and 18,257,790.60

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Solution

The fourth proportional to 48,546,865.80, 72,792,305.10 and 18,257,790.60 is: 27,376,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,546,865.80 : 72,792,305.10 = 18,257,790.60 : x
  2. Step 2: Convert to fraction form
    48,546,865.80/72,792,305.10 = 18,257,790.60/x
  3. Step 3: Cross multiply
    48,546,865.80x = 72,792,305.10 × 18,257,790.60
  4. Step 4: Simplify right side
    48,546,865.80x = 1,329,026,663,807,112
  5. Step 5: Solve for x
    x = 1,329,026,663,807,112/48,546,865.80
  6. Step 6: Final answer
    x = 27,376,157.90

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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.