Home / 8,890,015.20-13,335,022.80-8,748,297.60

Finding the Fourth Proportional to 8,890,015.20, 13,335,022.80 and 8,748,297.60

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Solution

The fourth proportional to 8,890,015.20, 13,335,022.80 and 8,748,297.60 is: 13,122,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890,015.20 : 13,335,022.80 = 8,748,297.60 : x
  2. Step 2: Convert to fraction form
    8,890,015.20/13,335,022.80 = 8,748,297.60/x
  3. Step 3: Cross multiply
    8,890,015.20x = 13,335,022.80 × 8,748,297.60
  4. Step 4: Simplify right side
    8,890,015.20x = 116,658,747,957,185.28
  5. Step 5: Solve for x
    x = 116,658,747,957,185.28/8,890,015.20
  6. Step 6: Final answer
    x = 13,122,446.40

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1.5x scale

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.