Home / 12,884,514.14-19,326,774.82-3,786,611.24

Finding the Fourth Proportional to 12,884,514.14, 19,326,774.82 and 3,786,611.24

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Solution

The fourth proportional to 12,884,514.14, 19,326,774.82 and 3,786,611.24 is: 5,679,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,884,514.14 : 19,326,774.82 = 3,786,611.24 : x
  2. Step 2: Convert to fraction form
    12,884,514.14/19,326,774.82 = 3,786,611.24/x
  3. Step 3: Cross multiply
    12,884,514.14x = 19,326,774.82 × 3,786,611.24
  4. Step 4: Simplify right side
    12,884,514.14x = 73,182,982,766,360.98
  5. Step 5: Solve for x
    x = 73,182,982,766,360.98/12,884,514.14
  6. Step 6: Final answer
    x = 5,679,917.92

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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.