Home / 22,009,855.20-33,014,782.80-20,516,863.20

Finding the Fourth Proportional to 22,009,855.20, 33,014,782.80 and 20,516,863.20

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Solution

The fourth proportional to 22,009,855.20, 33,014,782.80 and 20,516,863.20 is: 30,775,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009,855.20 : 33,014,782.80 = 20,516,863.20 : x
  2. Step 2: Convert to fraction form
    22,009,855.20/33,014,782.80 = 20,516,863.20/x
  3. Step 3: Cross multiply
    22,009,855.20x = 33,014,782.80 × 20,516,863.20
  4. Step 4: Simplify right side
    22,009,855.20x = 677,359,782,285,313
  5. Step 5: Solve for x
    x = 677,359,782,285,313/22,009,855.20
  6. Step 6: Final answer
    x = 30,775,294.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.