Home / 7,239,999.40-10,853,087.10-2,689,829.80

Finding the Fourth Proportional to 7,239,999.40, 10,853,087.10 and 2,689,829.80

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Solution

The fourth proportional to 7,239,999.40, 10,853,087.10 and 2,689,829.80 is: 4,032,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239,999.40 : 10,853,087.10 = 2,689,829.80 : x
  2. Step 2: Convert to fraction form
    7,239,999.40/10,853,087.10 = 2,689,829.80/x
  3. Step 3: Cross multiply
    7,239,999.40x = 10,853,087.10 × 2,689,829.80
  4. Step 4: Simplify right side
    7,239,999.40x = 29,192,957,103,575.58
  5. Step 5: Solve for x
    x = 29,192,957,103,575.58/7,239,999.40
  6. Step 6: Final answer
    x = 4,032,176.73

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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.