Home / 15,294,103.20-22,941,154.80-12,606,717.60

Finding the Fourth Proportional to 15,294,103.20, 22,941,154.80 and 12,606,717.60

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Solution

The fourth proportional to 15,294,103.20, 22,941,154.80 and 12,606,717.60 is: 18,910,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294,103.20 : 22,941,154.80 = 12,606,717.60 : x
  2. Step 2: Convert to fraction form
    15,294,103.20/22,941,154.80 = 12,606,717.60/x
  3. Step 3: Cross multiply
    15,294,103.20x = 22,941,154.80 × 12,606,717.60
  4. Step 4: Simplify right side
    15,294,103.20x = 289,212,659,981,484.50
  5. Step 5: Solve for x
    x = 289,212,659,981,484.50/15,294,103.20
  6. Step 6: Final answer
    x = 18,910,076.40

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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.