Home / 16,489,486.20-24,727,230.90-7,972,433.40

Finding the Fourth Proportional to 16,489,486.20, 24,727,230.90 and 7,972,433.40

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Solution

The fourth proportional to 16,489,486.20, 24,727,230.90 and 7,972,433.40 is: 11,955,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489,486.20 : 24,727,230.90 = 7,972,433.40 : x
  2. Step 2: Convert to fraction form
    16,489,486.20/24,727,230.90 = 7,972,433.40/x
  3. Step 3: Cross multiply
    16,489,486.20x = 24,727,230.90 × 7,972,433.40
  4. Step 4: Simplify right side
    16,489,486.20x = 197,136,201,516,672.06
  5. Step 5: Solve for x
    x = 197,136,201,516,672.06/16,489,486.20
  6. Step 6: Final answer
    x = 11,955,266.47

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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.