Home / 36,145,389.20-54,260,074.20-21,784,672.40

Finding the Fourth Proportional to 36,145,389.20, 54,260,074.20 and 21,784,672.40

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Solution

The fourth proportional to 36,145,389.20, 54,260,074.20 and 21,784,672.40 is: 32,702,316.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,145,389.20 : 54,260,074.20 = 21,784,672.40 : x
  2. Step 2: Convert to fraction form
    36,145,389.20/54,260,074.20 = 21,784,672.40/x
  3. Step 3: Cross multiply
    36,145,389.20x = 54,260,074.20 × 21,784,672.40
  4. Step 4: Simplify right side
    36,145,389.20x = 1,182,037,940,846,692
  5. Step 5: Solve for x
    x = 1,182,037,940,846,692/36,145,389.20
  6. Step 6: Final answer
    x = 32,702,316.04

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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.