Home / 9,137,758.40-13,706,637.60-8,353,937.60

Finding the Fourth Proportional to 9,137,758.40, 13,706,637.60 and 8,353,937.60

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Solution

The fourth proportional to 9,137,758.40, 13,706,637.60 and 8,353,937.60 is: 12,530,906.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137,758.40 : 13,706,637.60 = 8,353,937.60 : x
  2. Step 2: Convert to fraction form
    9,137,758.40/13,706,637.60 = 8,353,937.60/x
  3. Step 3: Cross multiply
    9,137,758.40x = 13,706,637.60 × 8,353,937.60
  4. Step 4: Simplify right side
    9,137,758.40x = 114,504,395,216,213.75
  5. Step 5: Solve for x
    x = 114,504,395,216,213.75/9,137,758.40
  6. Step 6: Final answer
    x = 12,530,906.40

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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.