Home / 30,090,216.27-45,103,825.56-12,592,799.09

Finding the Fourth Proportional to 30,090,216.27, 45,103,825.56 and 12,592,799.09

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Solution

The fourth proportional to 30,090,216.27, 45,103,825.56 and 12,592,799.09 is: 18,876,016.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,090,216.27 : 45,103,825.56 = 12,592,799.09 : x
  2. Step 2: Convert to fraction form
    30,090,216.27/45,103,825.56 = 12,592,799.09/x
  3. Step 3: Cross multiply
    30,090,216.27x = 45,103,825.56 × 12,592,799.09
  4. Step 4: Simplify right side
    30,090,216.27x = 567,983,413,241,967.62
  5. Step 5: Solve for x
    x = 567,983,413,241,967.62/30,090,216.27
  6. Step 6: Final answer
    x = 18,876,016.32

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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.