Home / 11,921,665.26-17,882,665.56-3,402,002.64

Finding the Fourth Proportional to 11,921,665.26, 17,882,665.56 and 3,402,002.64

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Solution

The fourth proportional to 11,921,665.26, 17,882,665.56 and 3,402,002.64 is: 5,103,051.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,921,665.26 : 17,882,665.56 = 3,402,002.64 : x
  2. Step 2: Convert to fraction form
    11,921,665.26/17,882,665.56 = 3,402,002.64/x
  3. Step 3: Cross multiply
    11,921,665.26x = 17,882,665.56 × 3,402,002.64
  4. Step 4: Simplify right side
    11,921,665.26x = 60,836,875,445,357.08
  5. Step 5: Solve for x
    x = 60,836,875,445,357.08/11,921,665.26
  6. Step 6: Final answer
    x = 5,103,051.81

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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.