Home / 8,392,377.75-12,588,525.13-7,251,668.77

Finding the Fourth Proportional to 8,392,377.75, 12,588,525.13 and 7,251,668.77

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Solution

The fourth proportional to 8,392,377.75, 12,588,525.13 and 7,251,668.77 is: 10,877,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,377.75 : 12,588,525.13 = 7,251,668.77 : x
  2. Step 2: Convert to fraction form
    8,392,377.75/12,588,525.13 = 7,251,668.77/x
  3. Step 3: Cross multiply
    8,392,377.75x = 12,588,525.13 × 7,251,668.77
  4. Step 4: Simplify right side
    8,392,377.75x = 91,287,814,545,581.19
  5. Step 5: Solve for x
    x = 91,287,814,545,581.19/8,392,377.75
  6. Step 6: Final answer
    x = 10,877,467.30

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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.