Home / 12,525,732.50-17,285,229.77-7,298,414.91

Finding the Fourth Proportional to 12,525,732.50, 17,285,229.77 and 7,298,414.91

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Solution

The fourth proportional to 12,525,732.50, 17,285,229.77 and 7,298,414.91 is: 10,071,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525,732.50 : 17,285,229.77 = 7,298,414.91 : x
  2. Step 2: Convert to fraction form
    12,525,732.50/17,285,229.77 = 7,298,414.91/x
  3. Step 3: Cross multiply
    12,525,732.50x = 17,285,229.77 × 7,298,414.91
  4. Step 4: Simplify right side
    12,525,732.50x = 126,154,778,639,651.80
  5. Step 5: Solve for x
    x = 126,154,778,639,651.80/12,525,732.50
  6. Step 6: Final answer
    x = 10,071,648.80

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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.