Home / 30,537,008.20-45,805,512.30-27,188,929.90

Finding the Fourth Proportional to 30,537,008.20, 45,805,512.30 and 27,188,929.90

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Solution

The fourth proportional to 30,537,008.20, 45,805,512.30 and 27,188,929.90 is: 40,783,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,537,008.20 : 45,805,512.30 = 27,188,929.90 : x
  2. Step 2: Convert to fraction form
    30,537,008.20/45,805,512.30 = 27,188,929.90/x
  3. Step 3: Cross multiply
    30,537,008.20x = 45,805,512.30 × 27,188,929.90
  4. Step 4: Simplify right side
    30,537,008.20x = 1,245,402,862,958,287.50
  5. Step 5: Solve for x
    x = 1,245,402,862,958,287.50/30,537,008.20
  6. Step 6: Final answer
    x = 40,783,394.85

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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.