Home / 12,801,029.16-17,663,969.39-7,574,197.58

Finding the Fourth Proportional to 12,801,029.16, 17,663,969.39 and 7,574,197.58

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Solution

The fourth proportional to 12,801,029.16, 17,663,969.39 and 7,574,197.58 is: 10,451,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,029.16 : 17,663,969.39 = 7,574,197.58 : x
  2. Step 2: Convert to fraction form
    12,801,029.16/17,663,969.39 = 7,574,197.58/x
  3. Step 3: Cross multiply
    12,801,029.16x = 17,663,969.39 × 7,574,197.58
  4. Step 4: Simplify right side
    12,801,029.16x = 133,790,394,080,741.25
  5. Step 5: Solve for x
    x = 133,790,394,080,741.25/12,801,029.16
  6. Step 6: Final answer
    x = 10,451,534.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.