Home / 12,136,344.59-16,747,483.36-6,628,622.83

Finding the Fourth Proportional to 12,136,344.59, 16,747,483.36 and 6,628,622.83

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Solution

The fourth proportional to 12,136,344.59, 16,747,483.36 and 6,628,622.83 is: 9,147,132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136,344.59 : 16,747,483.36 = 6,628,622.83 : x
  2. Step 2: Convert to fraction form
    12,136,344.59/16,747,483.36 = 6,628,622.83/x
  3. Step 3: Cross multiply
    12,136,344.59x = 16,747,483.36 × 6,628,622.83
  4. Step 4: Simplify right side
    12,136,344.59x = 111,012,750,511,998
  5. Step 5: Solve for x
    x = 111,012,750,511,998/12,136,344.59
  6. Step 6: Final answer
    x = 9,147,132.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.