Home / 10,790,000.80-16,185,001.20-2,811,824.80

Finding the Fourth Proportional to 10,790,000.80, 16,185,001.20 and 2,811,824.80

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Solution

The fourth proportional to 10,790,000.80, 16,185,001.20 and 2,811,824.80 is: 4,217,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,000.80 : 16,185,001.20 = 2,811,824.80 : x
  2. Step 2: Convert to fraction form
    10,790,000.80/16,185,001.20 = 2,811,824.80/x
  3. Step 3: Cross multiply
    10,790,000.80x = 16,185,001.20 × 2,811,824.80
  4. Step 4: Simplify right side
    10,790,000.80x = 45,509,387,762,189.76
  5. Step 5: Solve for x
    x = 45,509,387,762,189.76/10,790,000.80
  6. Step 6: Final answer
    x = 4,217,737.20

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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.