Home / 66,280,725-99,424,630.44-20,846,062.44

Finding the Fourth Proportional to 66,280,725, 99,424,630.44 and 20,846,062.44

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Solution

The fourth proportional to 66,280,725, 99,424,630.44 and 20,846,062.44 is: 31,270,207.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,280,725 : 99,424,630.44 = 20,846,062.44 : x
  2. Step 2: Convert to fraction form
    66,280,725/99,424,630.44 = 20,846,062.44/x
  3. Step 3: Cross multiply
    66,280,725x = 99,424,630.44 × 20,846,062.44
  4. Step 4: Simplify right side
    66,280,725x = 2,072,612,054,226,164.75
  5. Step 5: Solve for x
    x = 2,072,612,054,226,164.75/66,280,725
  6. Step 6: Final answer
    x = 31,270,207.96

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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.