Home / 10,787,227.80-16,180,841.70-9,704,808.60

Finding the Fourth Proportional to 10,787,227.80, 16,180,841.70 and 9,704,808.60

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Solution

The fourth proportional to 10,787,227.80, 16,180,841.70 and 9,704,808.60 is: 14,557,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,227.80 : 16,180,841.70 = 9,704,808.60 : x
  2. Step 2: Convert to fraction form
    10,787,227.80/16,180,841.70 = 9,704,808.60/x
  3. Step 3: Cross multiply
    10,787,227.80x = 16,180,841.70 × 9,704,808.60
  4. Step 4: Simplify right side
    10,787,227.80x = 157,031,971,685,398.59
  5. Step 5: Solve for x
    x = 157,031,971,685,398.59/10,787,227.80
  6. Step 6: Final answer
    x = 14,557,212.90

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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.