Home / 11,388,931.80-17,084,896.20-4,205,511.60

Finding the Fourth Proportional to 11,388,931.80, 17,084,896.20 and 4,205,511.60

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Solution

The fourth proportional to 11,388,931.80, 17,084,896.20 and 4,205,511.60 is: 6,308,820.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388,931.80 : 17,084,896.20 = 4,205,511.60 : x
  2. Step 2: Convert to fraction form
    11,388,931.80/17,084,896.20 = 4,205,511.60/x
  3. Step 3: Cross multiply
    11,388,931.80x = 17,084,896.20 × 4,205,511.60
  4. Step 4: Simplify right side
    11,388,931.80x = 71,850,729,153,895.91
  5. Step 5: Solve for x
    x = 71,850,729,153,895.91/11,388,931.80
  6. Step 6: Final answer
    x = 6,308,820.74

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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.