Home / 10,729,860.80-16,094,791.20-8,838,737.60

Finding the Fourth Proportional to 10,729,860.80, 16,094,791.20 and 8,838,737.60

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Solution

The fourth proportional to 10,729,860.80, 16,094,791.20 and 8,838,737.60 is: 13,258,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729,860.80 : 16,094,791.20 = 8,838,737.60 : x
  2. Step 2: Convert to fraction form
    10,729,860.80/16,094,791.20 = 8,838,737.60/x
  3. Step 3: Cross multiply
    10,729,860.80x = 16,094,791.20 × 8,838,737.60
  4. Step 4: Simplify right side
    10,729,860.80x = 142,257,636,143,589.09
  5. Step 5: Solve for x
    x = 142,257,636,143,589.09/10,729,860.80
  6. Step 6: Final answer
    x = 13,258,106.40

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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.