Home / 21,549,232.20-32,339,594.70-15,171,940.20

Finding the Fourth Proportional to 21,549,232.20, 32,339,594.70 and 15,171,940.20

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Solution

The fourth proportional to 21,549,232.20, 32,339,594.70 and 15,171,940.20 is: 22,768,996.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,549,232.20 : 32,339,594.70 = 15,171,940.20 : x
  2. Step 2: Convert to fraction form
    21,549,232.20/32,339,594.70 = 15,171,940.20/x
  3. Step 3: Cross multiply
    21,549,232.20x = 32,339,594.70 × 15,171,940.20
  4. Step 4: Simplify right side
    21,549,232.20x = 490,654,396,880,636.88
  5. Step 5: Solve for x
    x = 490,654,396,880,636.88/21,549,232.20
  6. Step 6: Final answer
    x = 22,768,996.70

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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.