Home / 19,789,266.45-29,687,628.82-7,496,911.75

Finding the Fourth Proportional to 19,789,266.45, 29,687,628.82 and 7,496,911.75

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Solution

The fourth proportional to 19,789,266.45, 29,687,628.82 and 7,496,911.75 is: 11,246,780.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,789,266.45 : 29,687,628.82 = 7,496,911.75 : x
  2. Step 2: Convert to fraction form
    19,789,266.45/29,687,628.82 = 7,496,911.75/x
  3. Step 3: Cross multiply
    19,789,266.45x = 29,687,628.82 × 7,496,911.75
  4. Step 4: Simplify right side
    19,789,266.45x = 222,565,533,330,296.62
  5. Step 5: Solve for x
    x = 222,565,533,330,296.62/19,789,266.45
  6. Step 6: Final answer
    x = 11,246,780.36

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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.