Home / 12,467,563.52-17,205,070.08-6,961,022.72

Finding the Fourth Proportional to 12,467,563.52, 17,205,070.08 and 6,961,022.72

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Solution

The fourth proportional to 12,467,563.52, 17,205,070.08 and 6,961,022.72 is: 9,606,117.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,563.52 : 17,205,070.08 = 6,961,022.72 : x
  2. Step 2: Convert to fraction form
    12,467,563.52/17,205,070.08 = 6,961,022.72/x
  3. Step 3: Cross multiply
    12,467,563.52x = 17,205,070.08 × 6,961,022.72
  4. Step 4: Simplify right side
    12,467,563.52x = 119,764,883,726,072.20
  5. Step 5: Solve for x
    x = 119,764,883,726,072.20/12,467,563.52
  6. Step 6: Final answer
    x = 9,606,117.79

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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.