Home / 12,442,772.05-18,660,121.71-4,766,008.39

Finding the Fourth Proportional to 12,442,772.05, 18,660,121.71 and 4,766,008.39

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Solution

The fourth proportional to 12,442,772.05, 18,660,121.71 and 4,766,008.39 is: 7,147,466.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442,772.05 : 18,660,121.71 = 4,766,008.39 : x
  2. Step 2: Convert to fraction form
    12,442,772.05/18,660,121.71 = 4,766,008.39/x
  3. Step 3: Cross multiply
    12,442,772.05x = 18,660,121.71 × 4,766,008.39
  4. Step 4: Simplify right side
    12,442,772.05x = 88,934,296,628,281.14
  5. Step 5: Solve for x
    x = 88,934,296,628,281.14/12,442,772.05
  6. Step 6: Final answer
    x = 7,147,466.52

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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.