Home / 13,762,012.05-20,629,382.64-6,462,404.79

Finding the Fourth Proportional to 13,762,012.05, 20,629,382.64 and 6,462,404.79

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Solution

The fourth proportional to 13,762,012.05, 20,629,382.64 and 6,462,404.79 is: 9,687,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762,012.05 : 20,629,382.64 = 6,462,404.79 : x
  2. Step 2: Convert to fraction form
    13,762,012.05/20,629,382.64 = 6,462,404.79/x
  3. Step 3: Cross multiply
    13,762,012.05x = 20,629,382.64 × 6,462,404.79
  4. Step 4: Simplify right side
    13,762,012.05x = 133,315,421,187,478.84
  5. Step 5: Solve for x
    x = 133,315,421,187,478.84/13,762,012.05
  6. Step 6: Final answer
    x = 9,687,204.22

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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.