Home / 9,179,965.40-13,769,948.10-5,526,800.60

Finding the Fourth Proportional to 9,179,965.40, 13,769,948.10 and 5,526,800.60

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Solution

The fourth proportional to 9,179,965.40, 13,769,948.10 and 5,526,800.60 is: 8,290,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,965.40 : 13,769,948.10 = 5,526,800.60 : x
  2. Step 2: Convert to fraction form
    9,179,965.40/13,769,948.10 = 5,526,800.60/x
  3. Step 3: Cross multiply
    9,179,965.40x = 13,769,948.10 × 5,526,800.60
  4. Step 4: Simplify right side
    9,179,965.40x = 76,103,757,421,048.86
  5. Step 5: Solve for x
    x = 76,103,757,421,048.86/9,179,965.40
  6. Step 6: Final answer
    x = 8,290,200.90

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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.