Home / 16,985,168.47-25,452,558.45-12,475,399.51

Finding the Fourth Proportional to 16,985,168.47, 25,452,558.45 and 12,475,399.51

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Solution

The fourth proportional to 16,985,168.47, 25,452,558.45 and 12,475,399.51 is: 18,694,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985,168.47 : 25,452,558.45 = 12,475,399.51 : x
  2. Step 2: Convert to fraction form
    16,985,168.47/25,452,558.45 = 12,475,399.51/x
  3. Step 3: Cross multiply
    16,985,168.47x = 25,452,558.45 × 12,475,399.51
  4. Step 4: Simplify right side
    16,985,168.47x = 317,530,835,215,376.38
  5. Step 5: Solve for x
    x = 317,530,835,215,376.38/16,985,168.47
  6. Step 6: Final answer
    x = 18,694,594.39

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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.