Home / 61,747,370.72-92,635,164.24-21,357,820.64

Finding the Fourth Proportional to 61,747,370.72, 92,635,164.24 and 21,357,820.64

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Solution

The fourth proportional to 61,747,370.72, 92,635,164.24 and 21,357,820.64 is: 32,041,610.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,747,370.72 : 92,635,164.24 = 21,357,820.64 : x
  2. Step 2: Convert to fraction form
    61,747,370.72/92,635,164.24 = 21,357,820.64/x
  3. Step 3: Cross multiply
    61,747,370.72x = 92,635,164.24 × 21,357,820.64
  4. Step 4: Simplify right side
    61,747,370.72x = 1,978,485,222,794,861.75
  5. Step 5: Solve for x
    x = 1,978,485,222,794,861.75/61,747,370.72
  6. Step 6: Final answer
    x = 32,041,610.84

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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.