Home / 12,500,170.84-18,752,053.04-3,864,944.72

Finding the Fourth Proportional to 12,500,170.84, 18,752,053.04 and 3,864,944.72

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Solution

The fourth proportional to 12,500,170.84, 18,752,053.04 and 3,864,944.72 is: 5,797,972.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,170.84 : 18,752,053.04 = 3,864,944.72 : x
  2. Step 2: Convert to fraction form
    12,500,170.84/18,752,053.04 = 3,864,944.72/x
  3. Step 3: Cross multiply
    12,500,170.84x = 18,752,053.04 × 3,864,944.72
  4. Step 4: Simplify right side
    12,500,170.84x = 72,475,648,386,107.95
  5. Step 5: Solve for x
    x = 72,475,648,386,107.95/12,500,170.84
  6. Step 6: Final answer
    x = 5,797,972.63

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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.