Home / 64,717,992.20-97,077,349.56-21,587,076.56

Finding the Fourth Proportional to 64,717,992.20, 97,077,349.56 and 21,587,076.56

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Solution

The fourth proportional to 64,717,992.20, 97,077,349.56 and 21,587,076.56 is: 32,380,735.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,717,992.20 : 97,077,349.56 = 21,587,076.56 : x
  2. Step 2: Convert to fraction form
    64,717,992.20/97,077,349.56 = 21,587,076.56/x
  3. Step 3: Cross multiply
    64,717,992.20x = 97,077,349.56 × 21,587,076.56
  4. Step 4: Simplify right side
    64,717,992.20x = 2,095,616,177,193,602.25
  5. Step 5: Solve for x
    x = 2,095,616,177,193,602.25/64,717,992.20
  6. Step 6: Final answer
    x = 32,380,735.34

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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.