Home / 8,756,735.40-13,135,103.10-8,159,538.60

Finding the Fourth Proportional to 8,756,735.40, 13,135,103.10 and 8,159,538.60

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Solution

The fourth proportional to 8,756,735.40, 13,135,103.10 and 8,159,538.60 is: 12,239,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756,735.40 : 13,135,103.10 = 8,159,538.60 : x
  2. Step 2: Convert to fraction form
    8,756,735.40/13,135,103.10 = 8,159,538.60/x
  3. Step 3: Cross multiply
    8,756,735.40x = 13,135,103.10 × 8,159,538.60
  4. Step 4: Simplify right side
    8,756,735.40x = 107,176,380,759,429.66
  5. Step 5: Solve for x
    x = 107,176,380,759,429.66/8,756,735.40
  6. Step 6: Final answer
    x = 12,239,307.90

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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.