Home / 30,429,016.22-41,992,078.28-16,490,371.25

Finding the Fourth Proportional to 30,429,016.22, 41,992,078.28 and 16,490,371.25

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Solution

The fourth proportional to 30,429,016.22, 41,992,078.28 and 16,490,371.25 is: 22,756,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429,016.22 : 41,992,078.28 = 16,490,371.25 : x
  2. Step 2: Convert to fraction form
    30,429,016.22/41,992,078.28 = 16,490,371.25/x
  3. Step 3: Cross multiply
    30,429,016.22x = 41,992,078.28 × 16,490,371.25
  4. Step 4: Simplify right side
    30,429,016.22x = 692,464,960,396,261.50
  5. Step 5: Solve for x
    x = 692,464,960,396,261.50/30,429,016.22
  6. Step 6: Final answer
    x = 22,756,731.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.