Home / 12,500,665-18,752,869.56-4,524,355.24

Finding the Fourth Proportional to 12,500,665, 18,752,869.56 and 4,524,355.24

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Solution

The fourth proportional to 12,500,665, 18,752,869.56 and 4,524,355.24 is: 6,787,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,665 : 18,752,869.56 = 4,524,355.24 : x
  2. Step 2: Convert to fraction form
    12,500,665/18,752,869.56 = 4,524,355.24/x
  3. Step 3: Cross multiply
    12,500,665x = 18,752,869.56 × 4,524,355.24
  4. Step 4: Simplify right side
    12,500,665x = 84,844,643,658,822.50
  5. Step 5: Solve for x
    x = 84,844,643,658,822.50/12,500,665
  6. Step 6: Final answer
    x = 6,787,210.41

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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.