Home / 51,836,076.43-77,765,712.22-19,488,259.26

Finding the Fourth Proportional to 51,836,076.43, 77,765,712.22 and 19,488,259.26

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Solution

The fourth proportional to 51,836,076.43, 77,765,712.22 and 19,488,259.26 is: 29,236,749.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,836,076.43 : 77,765,712.22 = 19,488,259.26 : x
  2. Step 2: Convert to fraction form
    51,836,076.43/77,765,712.22 = 19,488,259.26/x
  3. Step 3: Cross multiply
    51,836,076.43x = 77,765,712.22 × 19,488,259.26
  4. Step 4: Simplify right side
    51,836,076.43x = 1,515,518,361,306,270.50
  5. Step 5: Solve for x
    x = 1,515,518,361,306,270.50/51,836,076.43
  6. Step 6: Final answer
    x = 29,236,749.11

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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.