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Finding the Fourth Proportional to 56,992,979, 85,489,468.50 and 25,080,275

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Solution

The fourth proportional to 56,992,979, 85,489,468.50 and 25,080,275 is: 37,620,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,992,979 : 85,489,468.50 = 25,080,275 : x
  2. Step 2: Convert to fraction form
    56,992,979/85,489,468.50 = 25,080,275/x
  3. Step 3: Cross multiply
    56,992,979x = 85,489,468.50 × 25,080,275
  4. Step 4: Simplify right side
    56,992,979x = 2,144,099,379,583,837.50
  5. Step 5: Solve for x
    x = 2,144,099,379,583,837.50/56,992,979
  6. Step 6: Final answer
    x = 37,620,412.50

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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.