Home / 12,257,163.74-16,914,340.22-7,026,421.88

Finding the Fourth Proportional to 12,257,163.74, 16,914,340.22 and 7,026,421.88

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Solution

The fourth proportional to 12,257,163.74, 16,914,340.22 and 7,026,421.88 is: 9,696,149.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,163.74 : 16,914,340.22 = 7,026,421.88 : x
  2. Step 2: Convert to fraction form
    12,257,163.74/16,914,340.22 = 7,026,421.88/x
  3. Step 3: Cross multiply
    12,257,163.74x = 16,914,340.22 × 7,026,421.88
  4. Step 4: Simplify right side
    12,257,163.74x = 118,847,290,214,725.77
  5. Step 5: Solve for x
    x = 118,847,290,214,725.77/12,257,163.74
  6. Step 6: Final answer
    x = 9,696,149.35

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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.