Home / 12,500,160.82-18,752,038.01-3,864,934.69

Finding the Fourth Proportional to 12,500,160.82, 18,752,038.01 and 3,864,934.69

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Solution

The fourth proportional to 12,500,160.82, 18,752,038.01 and 3,864,934.69 is: 5,797,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,160.82 : 18,752,038.01 = 3,864,934.69 : x
  2. Step 2: Convert to fraction form
    12,500,160.82/18,752,038.01 = 3,864,934.69/x
  3. Step 3: Cross multiply
    12,500,160.82x = 18,752,038.01 × 3,864,934.69
  4. Step 4: Simplify right side
    12,500,160.82x = 72,475,402,222,709.91
  5. Step 5: Solve for x
    x = 72,475,402,222,709.91/12,500,160.82
  6. Step 6: Final answer
    x = 5,797,957.58

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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.