Home / 9,053,821.32-12,494,377.62-4,979,508.36

Finding the Fourth Proportional to 9,053,821.32, 12,494,377.62 and 4,979,508.36

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Solution

The fourth proportional to 9,053,821.32, 12,494,377.62 and 4,979,508.36 is: 6,871,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,053,821.32 : 12,494,377.62 = 4,979,508.36 : x
  2. Step 2: Convert to fraction form
    9,053,821.32/12,494,377.62 = 4,979,508.36/x
  3. Step 3: Cross multiply
    9,053,821.32x = 12,494,377.62 × 4,979,508.36
  4. Step 4: Simplify right side
    9,053,821.32x = 62,215,857,811,786.91
  5. Step 5: Solve for x
    x = 62,215,857,811,786.91/9,053,821.32
  6. Step 6: Final answer
    x = 6,871,778.84

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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.