Home / 20,615,227.88-30,895,941.69-11,516,957.96

Finding the Fourth Proportional to 20,615,227.88, 30,895,941.69 and 11,516,957.96

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Solution

The fourth proportional to 20,615,227.88, 30,895,941.69 and 11,516,957.96 is: 17,260,408.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,615,227.88 : 30,895,941.69 = 11,516,957.96 : x
  2. Step 2: Convert to fraction form
    20,615,227.88/30,895,941.69 = 11,516,957.96/x
  3. Step 3: Cross multiply
    20,615,227.88x = 30,895,941.69 × 11,516,957.96
  4. Step 4: Simplify right side
    20,615,227.88x = 355,827,261,423,861.69
  5. Step 5: Solve for x
    x = 355,827,261,423,861.69/20,615,227.88
  6. Step 6: Final answer
    x = 17,260,408.84

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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.