Home / 8,163,028.64-11,280,515.76-6,122,295.20

Finding the Fourth Proportional to 8,163,028.64, 11,280,515.76 and 6,122,295.20

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Solution

The fourth proportional to 8,163,028.64, 11,280,515.76 and 6,122,295.20 is: 8,460,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163,028.64 : 11,280,515.76 = 6,122,295.20 : x
  2. Step 2: Convert to fraction form
    8,163,028.64/11,280,515.76 = 6,122,295.20/x
  3. Step 3: Cross multiply
    8,163,028.64x = 11,280,515.76 × 6,122,295.20
  4. Step 4: Simplify right side
    8,163,028.64x = 69,062,647,490,972.35
  5. Step 5: Solve for x
    x = 69,062,647,490,972.35/8,163,028.64
  6. Step 6: Final answer
    x = 8,460,419.60

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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.