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Finding the Fourth Proportional to 64,580,339.04, 96,915,901.92 and 58,405,824.97

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Solution

The fourth proportional to 64,580,339.04, 96,915,901.92 and 58,405,824.97 is: 87,649,790.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,580,339.04 : 96,915,901.92 = 58,405,824.97 : x
  2. Step 2: Convert to fraction form
    64,580,339.04/96,915,901.92 = 58,405,824.97/x
  3. Step 3: Cross multiply
    64,580,339.04x = 96,915,901.92 × 58,405,824.97
  4. Step 4: Simplify right side
    64,580,339.04x = 5,660,453,203,888,012
  5. Step 5: Solve for x
    x = 5,660,453,203,888,012/64,580,339.04
  6. Step 6: Final answer
    x = 87,649,790.76

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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.