Home / 66,860,889.57-100,298,206.31-23,141,576.54

Finding the Fourth Proportional to 66,860,889.57, 100,298,206.31 and 23,141,576.54

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Solution

The fourth proportional to 66,860,889.57, 100,298,206.31 and 23,141,576.54 is: 34,714,743.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,860,889.57 : 100,298,206.31 = 23,141,576.54 : x
  2. Step 2: Convert to fraction form
    66,860,889.57/100,298,206.31 = 23,141,576.54/x
  3. Step 3: Cross multiply
    66,860,889.57x = 100,298,206.31 × 23,141,576.54
  4. Step 4: Simplify right side
    66,860,889.57x = 2,321,058,617,530,377
  5. Step 5: Solve for x
    x = 2,321,058,617,530,377/66,860,889.57
  6. Step 6: Final answer
    x = 34,714,743.29

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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.