Home / 7,338,783.20-11,010,799.20-3,080,256.80

Finding the Fourth Proportional to 7,338,783.20, 11,010,799.20 and 3,080,256.80

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Solution

The fourth proportional to 7,338,783.20, 11,010,799.20 and 3,080,256.80 is: 4,621,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,783.20 : 11,010,799.20 = 3,080,256.80 : x
  2. Step 2: Convert to fraction form
    7,338,783.20/11,010,799.20 = 3,080,256.80/x
  3. Step 3: Cross multiply
    7,338,783.20x = 11,010,799.20 × 3,080,256.80
  4. Step 4: Simplify right side
    7,338,783.20x = 33,916,089,109,234.55
  5. Step 5: Solve for x
    x = 33,916,089,109,234.55/7,338,783.20
  6. Step 6: Final answer
    x = 4,621,486.72

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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.