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Finding the Fourth Proportional to 64,957,218.04, 97,435,789.80 and 60,652,550.80

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Solution

The fourth proportional to 64,957,218.04, 97,435,789.80 and 60,652,550.80 is: 90,978,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,957,218.04 : 97,435,789.80 = 60,652,550.80 : x
  2. Step 2: Convert to fraction form
    64,957,218.04/97,435,789.80 = 60,652,550.80/x
  3. Step 3: Cross multiply
    64,957,218.04x = 97,435,789.80 × 60,652,550.80
  4. Step 4: Simplify right side
    64,957,218.04x = 5,909,729,190,582,621
  5. Step 5: Solve for x
    x = 5,909,729,190,582,621/64,957,218.04
  6. Step 6: Final answer
    x = 90,978,791.41

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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.