Home / 7,021,604.20-10,532,406.30-6,209,789.80

Finding the Fourth Proportional to 7,021,604.20, 10,532,406.30 and 6,209,789.80

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Solution

The fourth proportional to 7,021,604.20, 10,532,406.30 and 6,209,789.80 is: 9,314,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,604.20 : 10,532,406.30 = 6,209,789.80 : x
  2. Step 2: Convert to fraction form
    7,021,604.20/10,532,406.30 = 6,209,789.80/x
  3. Step 3: Cross multiply
    7,021,604.20x = 10,532,406.30 × 6,209,789.80
  4. Step 4: Simplify right side
    7,021,604.20x = 65,404,029,211,195.74
  5. Step 5: Solve for x
    x = 65,404,029,211,195.74/7,021,604.20
  6. Step 6: Final answer
    x = 9,314,684.70

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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.