Home / 57,900,896.82-86,854,138.39-19,038,488.43

Finding the Fourth Proportional to 57,900,896.82, 86,854,138.39 and 19,038,488.43

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Solution

The fourth proportional to 57,900,896.82, 86,854,138.39 and 19,038,488.43 is: 28,558,651.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,900,896.82 : 86,854,138.39 = 19,038,488.43 : x
  2. Step 2: Convert to fraction form
    57,900,896.82/86,854,138.39 = 19,038,488.43/x
  3. Step 3: Cross multiply
    57,900,896.82x = 86,854,138.39 × 19,038,488.43
  4. Step 4: Simplify right side
    57,900,896.82x = 1,653,571,508,835,633.75
  5. Step 5: Solve for x
    x = 1,653,571,508,835,633.75/57,900,896.82
  6. Step 6: Final answer
    x = 28,558,651.07

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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.