Home / 7,649,933.12-11,478,770.40-3,102,044.48

Finding the Fourth Proportional to 7,649,933.12, 11,478,770.40 and 3,102,044.48

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Solution

The fourth proportional to 7,649,933.12, 11,478,770.40 and 3,102,044.48 is: 4,654,636.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649,933.12 : 11,478,770.40 = 3,102,044.48 : x
  2. Step 2: Convert to fraction form
    7,649,933.12/11,478,770.40 = 3,102,044.48/x
  3. Step 3: Cross multiply
    7,649,933.12x = 11,478,770.40 × 3,102,044.48
  4. Step 4: Simplify right side
    7,649,933.12x = 35,607,656,356,507.39
  5. Step 5: Solve for x
    x = 35,607,656,356,507.39/7,649,933.12
  6. Step 6: Final answer
    x = 4,654,636.30

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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.