Home / 7,106,764.91-9,807,335.57-3,843,579.65

Finding the Fourth Proportional to 7,106,764.91, 9,807,335.57 and 3,843,579.65

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Solution

The fourth proportional to 7,106,764.91, 9,807,335.57 and 3,843,579.65 is: 5,304,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106,764.91 : 9,807,335.57 = 3,843,579.65 : x
  2. Step 2: Convert to fraction form
    7,106,764.91/9,807,335.57 = 3,843,579.65/x
  3. Step 3: Cross multiply
    7,106,764.91x = 9,807,335.57 × 3,843,579.65
  4. Step 4: Simplify right side
    7,106,764.91x = 37,695,275,378,145.42
  5. Step 5: Solve for x
    x = 37,695,275,378,145.42/7,106,764.91
  6. Step 6: Final answer
    x = 5,304,139.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.