Home / 11,338,968.40-17,008,452.60-6,804,005.20

Finding the Fourth Proportional to 11,338,968.40, 17,008,452.60 and 6,804,005.20

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Solution

The fourth proportional to 11,338,968.40, 17,008,452.60 and 6,804,005.20 is: 10,206,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338,968.40 : 17,008,452.60 = 6,804,005.20 : x
  2. Step 2: Convert to fraction form
    11,338,968.40/17,008,452.60 = 6,804,005.20/x
  3. Step 3: Cross multiply
    11,338,968.40x = 17,008,452.60 × 6,804,005.20
  4. Step 4: Simplify right side
    11,338,968.40x = 115,725,599,934,353.53
  5. Step 5: Solve for x
    x = 115,725,599,934,353.53/11,338,968.40
  6. Step 6: Final answer
    x = 10,206,007.80

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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.