Home / 8,623,790.69-12,944,658.20-6,351,880.41

Finding the Fourth Proportional to 8,623,790.69, 12,944,658.20 and 6,351,880.41

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Solution

The fourth proportional to 8,623,790.69, 12,944,658.20 and 6,351,880.41 is: 9,534,429.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623,790.69 : 12,944,658.20 = 6,351,880.41 : x
  2. Step 2: Convert to fraction form
    8,623,790.69/12,944,658.20 = 6,351,880.41/x
  3. Step 3: Cross multiply
    8,623,790.69x = 12,944,658.20 × 6,351,880.41
  4. Step 4: Simplify right side
    8,623,790.69x = 82,222,920,802,966.47
  5. Step 5: Solve for x
    x = 82,222,920,802,966.47/8,623,790.69
  6. Step 6: Final answer
    x = 9,534,429.09

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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.