Home / 12,245,338.32-18,370,664.64-3,725,453.40

Finding the Fourth Proportional to 12,245,338.32, 18,370,664.64 and 3,725,453.40

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Solution

The fourth proportional to 12,245,338.32, 18,370,664.64 and 3,725,453.40 is: 5,588,988.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245,338.32 : 18,370,664.64 = 3,725,453.40 : x
  2. Step 2: Convert to fraction form
    12,245,338.32/18,370,664.64 = 3,725,453.40/x
  3. Step 3: Cross multiply
    12,245,338.32x = 18,370,664.64 × 3,725,453.40
  4. Step 4: Simplify right side
    12,245,338.32x = 68,439,055,043,347.77
  5. Step 5: Solve for x
    x = 68,439,055,043,347.77/12,245,338.32
  6. Step 6: Final answer
    x = 5,588,988.50

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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.