Home / 7,511,158.80-11,265,161.58-2,118,548.11

Finding the Fourth Proportional to 7,511,158.80, 11,265,161.58 and 2,118,548.11

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Solution

The fourth proportional to 7,511,158.80, 11,265,161.58 and 2,118,548.11 is: 3,177,377.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511,158.80 : 11,265,161.58 = 2,118,548.11 : x
  2. Step 2: Convert to fraction form
    7,511,158.80/11,265,161.58 = 2,118,548.11/x
  3. Step 3: Cross multiply
    7,511,158.80x = 11,265,161.58 × 2,118,548.11
  4. Step 4: Simplify right side
    7,511,158.80x = 23,865,786,774,153.61
  5. Step 5: Solve for x
    x = 23,865,786,774,153.61/7,511,158.80
  6. Step 6: Final answer
    x = 3,177,377.47

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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.