Home / 45,915,710.94-68,873,138.91-18,615,514.50

Finding the Fourth Proportional to 45,915,710.94, 68,873,138.91 and 18,615,514.50

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Solution

The fourth proportional to 45,915,710.94, 68,873,138.91 and 18,615,514.50 is: 27,923,098.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,915,710.94 : 68,873,138.91 = 18,615,514.50 : x
  2. Step 2: Convert to fraction form
    45,915,710.94/68,873,138.91 = 18,615,514.50/x
  3. Step 3: Cross multiply
    45,915,710.94x = 68,873,138.91 × 18,615,514.50
  4. Step 4: Simplify right side
    45,915,710.94x = 1,282,108,916,039,619.25
  5. Step 5: Solve for x
    x = 1,282,108,916,039,619.25/45,915,710.94
  6. Step 6: Final answer
    x = 27,923,098.43

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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.