Home / 11,008,543.80-16,512,815.70-7,182,168.60

Finding the Fourth Proportional to 11,008,543.80, 16,512,815.70 and 7,182,168.60

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Solution

The fourth proportional to 11,008,543.80, 16,512,815.70 and 7,182,168.60 is: 10,773,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,543.80 : 16,512,815.70 = 7,182,168.60 : x
  2. Step 2: Convert to fraction form
    11,008,543.80/16,512,815.70 = 7,182,168.60/x
  3. Step 3: Cross multiply
    11,008,543.80x = 16,512,815.70 × 7,182,168.60
  4. Step 4: Simplify right side
    11,008,543.80x = 118,597,826,418,127.02
  5. Step 5: Solve for x
    x = 118,597,826,418,127.02/11,008,543.80
  6. Step 6: Final answer
    x = 10,773,252.90

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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.