Home / 5,909,840.70-8,864,761.05-2,123,447.10

Finding the Fourth Proportional to 5,909,840.70, 8,864,761.05 and 2,123,447.10

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Solution

The fourth proportional to 5,909,840.70, 8,864,761.05 and 2,123,447.10 is: 3,185,170.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909,840.70 : 8,864,761.05 = 2,123,447.10 : x
  2. Step 2: Convert to fraction form
    5,909,840.70/8,864,761.05 = 2,123,447.10/x
  3. Step 3: Cross multiply
    5,909,840.70x = 8,864,761.05 × 2,123,447.10
  4. Step 4: Simplify right side
    5,909,840.70x = 18,823,851,143,815.46
  5. Step 5: Solve for x
    x = 18,823,851,143,815.46/5,909,840.70
  6. Step 6: Final answer
    x = 3,185,170.65

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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.