Home / 8,903,819.80-13,339,983.30-7,549,629.40

Finding the Fourth Proportional to 8,903,819.80, 13,339,983.30 and 7,549,629.40

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Solution

The fourth proportional to 8,903,819.80, 13,339,983.30 and 7,549,629.40 is: 11,311,092.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,819.80 : 13,339,983.30 = 7,549,629.40 : x
  2. Step 2: Convert to fraction form
    8,903,819.80/13,339,983.30 = 7,549,629.40/x
  3. Step 3: Cross multiply
    8,903,819.80x = 13,339,983.30 × 7,549,629.40
  4. Step 4: Simplify right side
    8,903,819.80x = 100,711,930,117,189.03
  5. Step 5: Solve for x
    x = 100,711,930,117,189.03/8,903,819.80
  6. Step 6: Final answer
    x = 11,311,092.58

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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.