Home / 10,769,665.40-16,163,310.90-10,685,684.60

Finding the Fourth Proportional to 10,769,665.40, 16,163,310.90 and 10,685,684.60

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Solution

The fourth proportional to 10,769,665.40, 16,163,310.90 and 10,685,684.60 is: 16,037,270.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769,665.40 : 16,163,310.90 = 10,685,684.60 : x
  2. Step 2: Convert to fraction form
    10,769,665.40/16,163,310.90 = 10,685,684.60/x
  3. Step 3: Cross multiply
    10,769,665.40x = 16,163,310.90 × 10,685,684.60
  4. Step 4: Simplify right side
    10,769,665.40x = 172,716,042,369,142.12
  5. Step 5: Solve for x
    x = 172,716,042,369,142.12/10,769,665.40
  6. Step 6: Final answer
    x = 16,037,270.98

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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.