Home / 12,558,891.22-18,813,113.64-5,726,065.34

Finding the Fourth Proportional to 12,558,891.22, 18,813,113.64 and 5,726,065.34

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Solution

The fourth proportional to 12,558,891.22, 18,813,113.64 and 5,726,065.34 is: 8,577,597.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,891.22 : 18,813,113.64 = 5,726,065.34 : x
  2. Step 2: Convert to fraction form
    12,558,891.22/18,813,113.64 = 5,726,065.34/x
  3. Step 3: Cross multiply
    12,558,891.22x = 18,813,113.64 × 5,726,065.34
  4. Step 4: Simplify right side
    12,558,891.22x = 107,725,117,998,518.03
  5. Step 5: Solve for x
    x = 107,725,117,998,518.03/12,558,891.22
  6. Step 6: Final answer
    x = 8,577,597.83

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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.