Home / 48,161,900.20-72,242,850.30-19,421,804.20

Finding the Fourth Proportional to 48,161,900.20, 72,242,850.30 and 19,421,804.20

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Solution

The fourth proportional to 48,161,900.20, 72,242,850.30 and 19,421,804.20 is: 29,132,706.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,161,900.20 : 72,242,850.30 = 19,421,804.20 : x
  2. Step 2: Convert to fraction form
    48,161,900.20/72,242,850.30 = 19,421,804.20/x
  3. Step 3: Cross multiply
    48,161,900.20x = 72,242,850.30 × 19,421,804.20
  4. Step 4: Simplify right side
    48,161,900.20x = 1,403,086,493,376,511.25
  5. Step 5: Solve for x
    x = 1,403,086,493,376,511.25/48,161,900.20
  6. Step 6: Final answer
    x = 29,132,706.30

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Similar ratio
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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.