Home / 53,280,046.80-79,920,070.20-27,770,878.80

Finding the Fourth Proportional to 53,280,046.80, 79,920,070.20 and 27,770,878.80

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Solution

The fourth proportional to 53,280,046.80, 79,920,070.20 and 27,770,878.80 is: 41,656,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,280,046.80 : 79,920,070.20 = 27,770,878.80 : x
  2. Step 2: Convert to fraction form
    53,280,046.80/79,920,070.20 = 27,770,878.80/x
  3. Step 3: Cross multiply
    53,280,046.80x = 79,920,070.20 × 27,770,878.80
  4. Step 4: Simplify right side
    53,280,046.80x = 2,219,450,583,211,692
  5. Step 5: Solve for x
    x = 2,219,450,583,211,692/53,280,046.80
  6. Step 6: Final answer
    x = 41,656,318.20

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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.