Home / 11,332,880.20-15,637,459.90-6,370,660.56

Finding the Fourth Proportional to 11,332,880.20, 15,637,459.90 and 6,370,660.56

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Solution

The fourth proportional to 11,332,880.20, 15,637,459.90 and 6,370,660.56 is: 8,790,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332,880.20 : 15,637,459.90 = 6,370,660.56 : x
  2. Step 2: Convert to fraction form
    11,332,880.20/15,637,459.90 = 6,370,660.56/x
  3. Step 3: Cross multiply
    11,332,880.20x = 15,637,459.90 × 6,370,660.56
  4. Step 4: Simplify right side
    11,332,880.20x = 99,620,949,043,511.55
  5. Step 5: Solve for x
    x = 99,620,949,043,511.55/11,332,880.20
  6. Step 6: Final answer
    x = 8,790,435.20

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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.