Home / 21,398,789.36-32,099,201-6,827,251.30

Finding the Fourth Proportional to 21,398,789.36, 32,099,201 and 6,827,251.30

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Solution

The fourth proportional to 21,398,789.36, 32,099,201 and 6,827,251.30 is: 10,241,201.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,398,789.36 : 32,099,201 = 6,827,251.30 : x
  2. Step 2: Convert to fraction form
    21,398,789.36/32,099,201 = 6,827,251.30/x
  3. Step 3: Cross multiply
    21,398,789.36x = 32,099,201 × 6,827,251.30
  4. Step 4: Simplify right side
    21,398,789.36x = 219,149,311,756,211.28
  5. Step 5: Solve for x
    x = 219,149,311,756,211.28/21,398,789.36
  6. Step 6: Final answer
    x = 10,241,201.41

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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.