Home / 21,720,794.60-32,599,562.70-8,950,464.20

Finding the Fourth Proportional to 21,720,794.60, 32,599,562.70 and 8,950,464.20

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Solution

The fourth proportional to 21,720,794.60, 32,599,562.70 and 8,950,464.20 is: 13,433,266.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,720,794.60 : 32,599,562.70 = 8,950,464.20 : x
  2. Step 2: Convert to fraction form
    21,720,794.60/32,599,562.70 = 8,950,464.20/x
  3. Step 3: Cross multiply
    21,720,794.60x = 32,599,562.70 × 8,950,464.20
  4. Step 4: Simplify right side
    21,720,794.60x = 291,781,218,882,005.31
  5. Step 5: Solve for x
    x = 291,781,218,882,005.31/21,720,794.60
  6. Step 6: Final answer
    x = 13,433,266.34

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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.