Home / 12,884,512.14-19,326,771.81-3,786,609.24

Finding the Fourth Proportional to 12,884,512.14, 19,326,771.81 and 3,786,609.24

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Solution

The fourth proportional to 12,884,512.14, 19,326,771.81 and 3,786,609.24 is: 5,679,914.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,884,512.14 : 19,326,771.81 = 3,786,609.24 : x
  2. Step 2: Convert to fraction form
    12,884,512.14/19,326,771.81 = 3,786,609.24/x
  3. Step 3: Cross multiply
    12,884,512.14x = 19,326,771.81 × 3,786,609.24
  4. Step 4: Simplify right side
    12,884,512.14x = 73,182,932,715,117.53
  5. Step 5: Solve for x
    x = 73,182,932,715,117.53/12,884,512.14
  6. Step 6: Final answer
    x = 5,679,914.92

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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.