Home / 8,384,447.04-12,579,328.96-2,992,981.72

Finding the Fourth Proportional to 8,384,447.04, 12,579,328.96 and 2,992,981.72

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Solution

The fourth proportional to 8,384,447.04, 12,579,328.96 and 2,992,981.72 is: 4,490,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384,447.04 : 12,579,328.96 = 2,992,981.72 : x
  2. Step 2: Convert to fraction form
    8,384,447.04/12,579,328.96 = 2,992,981.72/x
  3. Step 3: Cross multiply
    8,384,447.04x = 12,579,328.96 × 2,992,981.72
  4. Step 4: Simplify right side
    8,384,447.04x = 37,649,701,627,146.62
  5. Step 5: Solve for x
    x = 37,649,701,627,146.62/8,384,447.04
  6. Step 6: Final answer
    x = 4,490,421.54

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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.