Home / 11,192,955.10-16,789,432.65-3,620,686.30

Finding the Fourth Proportional to 11,192,955.10, 16,789,432.65 and 3,620,686.30

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Solution

The fourth proportional to 11,192,955.10, 16,789,432.65 and 3,620,686.30 is: 5,431,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192,955.10 : 16,789,432.65 = 3,620,686.30 : x
  2. Step 2: Convert to fraction form
    11,192,955.10/16,789,432.65 = 3,620,686.30/x
  3. Step 3: Cross multiply
    11,192,955.10x = 16,789,432.65 × 3,620,686.30
  4. Step 4: Simplify right side
    11,192,955.10x = 60,789,268,780,627.69
  5. Step 5: Solve for x
    x = 60,789,268,780,627.69/11,192,955.10
  6. Step 6: Final answer
    x = 5,431,029.45

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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.