Home / 10,651,371.40-15,977,057.10-3,463,139.80

Finding the Fourth Proportional to 10,651,371.40, 15,977,057.10 and 3,463,139.80

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Solution

The fourth proportional to 10,651,371.40, 15,977,057.10 and 3,463,139.80 is: 5,194,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,371.40 : 15,977,057.10 = 3,463,139.80 : x
  2. Step 2: Convert to fraction form
    10,651,371.40/15,977,057.10 = 3,463,139.80/x
  3. Step 3: Cross multiply
    10,651,371.40x = 15,977,057.10 × 3,463,139.80
  4. Step 4: Simplify right side
    10,651,371.40x = 55,330,782,329,882.58
  5. Step 5: Solve for x
    x = 55,330,782,329,882.58/10,651,371.40
  6. Step 6: Final answer
    x = 5,194,709.70

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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.