Home / 47,210,058.78-70,773,076.71-18,449,654.46

Finding the Fourth Proportional to 47,210,058.78, 70,773,076.71 and 18,449,654.46

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Solution

The fourth proportional to 47,210,058.78, 70,773,076.71 and 18,449,654.46 is: 27,658,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,210,058.78 : 70,773,076.71 = 18,449,654.46 : x
  2. Step 2: Convert to fraction form
    47,210,058.78/70,773,076.71 = 18,449,654.46/x
  3. Step 3: Cross multiply
    47,210,058.78x = 70,773,076.71 × 18,449,654.46
  4. Step 4: Simplify right side
    47,210,058.78x = 1,305,738,810,370,573.50
  5. Step 5: Solve for x
    x = 1,305,738,810,370,573.50/47,210,058.78
  6. Step 6: Final answer
    x = 27,658,063.64

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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.