Home / 48,511,642.80-72,767,464.20-39,902,298.60

Finding the Fourth Proportional to 48,511,642.80, 72,767,464.20 and 39,902,298.60

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Solution

The fourth proportional to 48,511,642.80, 72,767,464.20 and 39,902,298.60 is: 59,853,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,511,642.80 : 72,767,464.20 = 39,902,298.60 : x
  2. Step 2: Convert to fraction form
    48,511,642.80/72,767,464.20 = 39,902,298.60/x
  3. Step 3: Cross multiply
    48,511,642.80x = 72,767,464.20 × 39,902,298.60
  4. Step 4: Simplify right side
    48,511,642.80x = 2,903,589,084,873,210.50
  5. Step 5: Solve for x
    x = 2,903,589,084,873,210.50/48,511,642.80
  6. Step 6: Final answer
    x = 59,853,447.90

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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.