Home / 56,823,976.20-78,438,411.54-37,246,125.48

Finding the Fourth Proportional to 56,823,976.20, 78,438,411.54 and 37,246,125.48

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Solution

The fourth proportional to 56,823,976.20, 78,438,411.54 and 37,246,125.48 is: 51,413,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,823,976.20 : 78,438,411.54 = 37,246,125.48 : x
  2. Step 2: Convert to fraction form
    56,823,976.20/78,438,411.54 = 37,246,125.48/x
  3. Step 3: Cross multiply
    56,823,976.20x = 78,438,411.54 × 37,246,125.48
  4. Step 4: Simplify right side
    56,823,976.20x = 2,921,526,918,670,720
  5. Step 5: Solve for x
    x = 2,921,526,918,670,720/56,823,976.20
  6. Step 6: Final answer
    x = 51,413,630.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.