Home / 8,384,678.64-12,579,675.26-2,993,209.70

Finding the Fourth Proportional to 8,384,678.64, 12,579,675.26 and 2,993,209.70

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Solution

The fourth proportional to 8,384,678.64, 12,579,675.26 and 2,993,209.70 is: 4,490,763.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384,678.64 : 12,579,675.26 = 2,993,209.70 : x
  2. Step 2: Convert to fraction form
    8,384,678.64/12,579,675.26 = 2,993,209.70/x
  3. Step 3: Cross multiply
    8,384,678.64x = 12,579,675.26 × 2,993,209.70
  4. Step 4: Simplify right side
    8,384,678.64x = 37,653,605,933,217.59
  5. Step 5: Solve for x
    x = 37,653,605,933,217.59/8,384,678.64
  6. Step 6: Final answer
    x = 4,490,763.16

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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.