Home / 12,467,951.52-17,205,610.12-6,961,420.10

Finding the Fourth Proportional to 12,467,951.52, 17,205,610.12 and 6,961,420.10

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Solution

The fourth proportional to 12,467,951.52, 17,205,610.12 and 6,961,420.10 is: 9,606,668.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,951.52 : 17,205,610.12 = 6,961,420.10 : x
  2. Step 2: Convert to fraction form
    12,467,951.52/17,205,610.12 = 6,961,420.10/x
  3. Step 3: Cross multiply
    12,467,951.52x = 17,205,610.12 × 6,961,420.10
  4. Step 4: Simplify right side
    12,467,951.52x = 119,775,480,122,131.41
  5. Step 5: Solve for x
    x = 119,775,480,122,131.41/12,467,951.52
  6. Step 6: Final answer
    x = 9,606,668.74

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1.5x scale

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.