Home / 21,591,182.20-32,392,445.72-7,759,537.80

Finding the Fourth Proportional to 21,591,182.20, 32,392,445.72 and 7,759,537.80

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Solution

The fourth proportional to 21,591,182.20, 32,392,445.72 and 7,759,537.80 is: 11,641,345.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591,182.20 : 32,392,445.72 = 7,759,537.80 : x
  2. Step 2: Convert to fraction form
    21,591,182.20/32,392,445.72 = 7,759,537.80/x
  3. Step 3: Cross multiply
    21,591,182.20x = 32,392,445.72 × 7,759,537.80
  4. Step 4: Simplify right side
    21,591,182.20x = 251,350,406,998,788.19
  5. Step 5: Solve for x
    x = 251,350,406,998,788.19/21,591,182.20
  6. Step 6: Final answer
    x = 11,641,345.28

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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.