Home / 11,160,449.79-16,741,486.61-4,677,017.21

Finding the Fourth Proportional to 11,160,449.79, 16,741,486.61 and 4,677,017.21

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Solution

The fourth proportional to 11,160,449.79, 16,741,486.61 and 4,677,017.21 is: 7,015,866.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160,449.79 : 16,741,486.61 = 4,677,017.21 : x
  2. Step 2: Convert to fraction form
    11,160,449.79/16,741,486.61 = 4,677,017.21/x
  3. Step 3: Cross multiply
    11,160,449.79x = 16,741,486.61 × 4,677,017.21
  4. Step 4: Simplify right side
    11,160,449.79x = 78,300,221,049,500.83
  5. Step 5: Solve for x
    x = 78,300,221,049,500.83/11,160,449.79
  6. Step 6: Final answer
    x = 7,015,866.07

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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.