Home / 16,985,164.47-25,452,552.45-12,475,395.51

Finding the Fourth Proportional to 16,985,164.47, 25,452,552.45 and 12,475,395.51

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Solution

The fourth proportional to 16,985,164.47, 25,452,552.45 and 12,475,395.51 is: 18,694,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985,164.47 : 25,452,552.45 = 12,475,395.51 : x
  2. Step 2: Convert to fraction form
    16,985,164.47/25,452,552.45 = 12,475,395.51/x
  3. Step 3: Cross multiply
    16,985,164.47x = 25,452,552.45 × 12,475,395.51
  4. Step 4: Simplify right side
    16,985,164.47x = 317,530,658,552,769.50
  5. Step 5: Solve for x
    x = 317,530,658,552,769.50/16,985,164.47
  6. Step 6: Final answer
    x = 18,694,588.39

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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.