Home / 8,384,449.77-12,579,333.12-2,992,984.47

Finding the Fourth Proportional to 8,384,449.77, 12,579,333.12 and 2,992,984.47

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Solution

The fourth proportional to 8,384,449.77, 12,579,333.12 and 2,992,984.47 is: 4,490,425.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384,449.77 : 12,579,333.12 = 2,992,984.47 : x
  2. Step 2: Convert to fraction form
    8,384,449.77/12,579,333.12 = 2,992,984.47/x
  3. Step 3: Cross multiply
    8,384,449.77x = 12,579,333.12 × 2,992,984.47
  4. Step 4: Simplify right side
    8,384,449.77x = 37,649,748,671,116.65
  5. Step 5: Solve for x
    x = 37,649,748,671,116.65/8,384,449.77
  6. Step 6: Final answer
    x = 4,490,425.69

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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.