Home / 26,001,969.20-39,007,619.40-10,857,431.60

Finding the Fourth Proportional to 26,001,969.20, 39,007,619.40 and 10,857,431.60

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Solution

The fourth proportional to 26,001,969.20, 39,007,619.40 and 10,857,431.60 is: 16,288,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,969.20 : 39,007,619.40 = 10,857,431.60 : x
  2. Step 2: Convert to fraction form
    26,001,969.20/39,007,619.40 = 10,857,431.60/x
  3. Step 3: Cross multiply
    26,001,969.20x = 39,007,619.40 × 10,857,431.60
  4. Step 4: Simplify right side
    26,001,969.20x = 423,522,559,514,333
  5. Step 5: Solve for x
    x = 423,522,559,514,333/26,001,969.20
  6. Step 6: Final answer
    x = 16,288,095.58

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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.