Home / 12,497,894.44-17,246,280.72-6,990,315.10

Finding the Fourth Proportional to 12,497,894.44, 17,246,280.72 and 6,990,315.10

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Solution

The fourth proportional to 12,497,894.44, 17,246,280.72 and 6,990,315.10 is: 9,646,179.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497,894.44 : 17,246,280.72 = 6,990,315.10 : x
  2. Step 2: Convert to fraction form
    12,497,894.44/17,246,280.72 = 6,990,315.10/x
  3. Step 3: Cross multiply
    12,497,894.44x = 17,246,280.72 × 6,990,315.10
  4. Step 4: Simplify right side
    12,497,894.44x = 120,556,936,535,854.86
  5. Step 5: Solve for x
    x = 120,556,936,535,854.86/12,497,894.44
  6. Step 6: Final answer
    x = 9,646,179.77

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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.