Home / 12,063,991.68-18,092,147.76-3,975,458.40

Finding the Fourth Proportional to 12,063,991.68, 18,092,147.76 and 3,975,458.40

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Solution

The fourth proportional to 12,063,991.68, 18,092,147.76 and 3,975,458.40 is: 5,961,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063,991.68 : 18,092,147.76 = 3,975,458.40 : x
  2. Step 2: Convert to fraction form
    12,063,991.68/18,092,147.76 = 3,975,458.40/x
  3. Step 3: Cross multiply
    12,063,991.68x = 18,092,147.76 × 3,975,458.40
  4. Step 4: Simplify right side
    12,063,991.68x = 71,924,580,786,533.19
  5. Step 5: Solve for x
    x = 71,924,580,786,533.19/12,063,991.68
  6. Step 6: Final answer
    x = 5,961,922.28

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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.