Home / 10,789,262.48-16,178,539.80-3,965,560.40

Finding the Fourth Proportional to 10,789,262.48, 16,178,539.80 and 3,965,560.40

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Solution

The fourth proportional to 10,789,262.48, 16,178,539.80 and 3,965,560.40 is: 5,946,372.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789,262.48 : 16,178,539.80 = 3,965,560.40 : x
  2. Step 2: Convert to fraction form
    10,789,262.48/16,178,539.80 = 3,965,560.40/x
  3. Step 3: Cross multiply
    10,789,262.48x = 16,178,539.80 × 3,965,560.40
  4. Step 4: Simplify right side
    10,789,262.48x = 64,156,976,760,703.92
  5. Step 5: Solve for x
    x = 64,156,976,760,703.92/10,789,262.48
  6. Step 6: Final answer
    x = 5,946,372.78

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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.