Home / 11,282,428.80-16,934,702.40-5,609,059.20

Finding the Fourth Proportional to 11,282,428.80, 16,934,702.40 and 5,609,059.20

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Solution

The fourth proportional to 11,282,428.80, 16,934,702.40 and 5,609,059.20 is: 8,419,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282,428.80 : 16,934,702.40 = 5,609,059.20 : x
  2. Step 2: Convert to fraction form
    11,282,428.80/16,934,702.40 = 5,609,059.20/x
  3. Step 3: Cross multiply
    11,282,428.80x = 16,934,702.40 × 5,609,059.20
  4. Step 4: Simplify right side
    11,282,428.80x = 94,987,748,295,982.08
  5. Step 5: Solve for x
    x = 94,987,748,295,982.08/11,282,428.80
  6. Step 6: Final answer
    x = 8,419,086.88

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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.