Home / 21,551,722.20-32,327,583.30-20,488,840.20

Finding the Fourth Proportional to 21,551,722.20, 32,327,583.30 and 20,488,840.20

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Solution

The fourth proportional to 21,551,722.20, 32,327,583.30 and 20,488,840.20 is: 30,733,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551,722.20 : 32,327,583.30 = 20,488,840.20 : x
  2. Step 2: Convert to fraction form
    21,551,722.20/32,327,583.30 = 20,488,840.20/x
  3. Step 3: Cross multiply
    21,551,722.20x = 32,327,583.30 × 20,488,840.20
  4. Step 4: Simplify right side
    21,551,722.20x = 662,354,688,285,888.62
  5. Step 5: Solve for x
    x = 662,354,688,285,888.62/21,551,722.20
  6. Step 6: Final answer
    x = 30,733,260.30

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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.