Home / 12,097,537.40-18,125,310.90-10,207,969.40

Finding the Fourth Proportional to 12,097,537.40, 18,125,310.90 and 10,207,969.40

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Solution

The fourth proportional to 12,097,537.40, 18,125,310.90 and 10,207,969.40 is: 15,294,238.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,537.40 : 18,125,310.90 = 10,207,969.40 : x
  2. Step 2: Convert to fraction form
    12,097,537.40/18,125,310.90 = 10,207,969.40/x
  3. Step 3: Cross multiply
    12,097,537.40x = 18,125,310.90 × 10,207,969.40
  4. Step 4: Simplify right side
    12,097,537.40x = 185,022,619,032,686.44
  5. Step 5: Solve for x
    x = 185,022,619,032,686.44/12,097,537.40
  6. Step 6: Final answer
    x = 15,294,238.23

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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.