Home / 12,792,801.24-17,652,360.24-8,215,322.76

Finding the Fourth Proportional to 12,792,801.24, 17,652,360.24 and 8,215,322.76

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Solution

The fourth proportional to 12,792,801.24, 17,652,360.24 and 8,215,322.76 is: 11,336,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,792,801.24 : 17,652,360.24 = 8,215,322.76 : x
  2. Step 2: Convert to fraction form
    12,792,801.24/17,652,360.24 = 8,215,322.76/x
  3. Step 3: Cross multiply
    12,792,801.24x = 17,652,360.24 × 8,215,322.76
  4. Step 4: Simplify right side
    12,792,801.24x = 145,019,836,847,391.03
  5. Step 5: Solve for x
    x = 145,019,836,847,391.03/12,792,801.24
  6. Step 6: Final answer
    x = 11,336,050.18

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1.5x scale

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.