Home / 7,628,572.20-11,461,520.70-5,739,004.20

Finding the Fourth Proportional to 7,628,572.20, 11,461,520.70 and 5,739,004.20

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Solution

The fourth proportional to 7,628,572.20, 11,461,520.70 and 5,739,004.20 is: 8,622,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628,572.20 : 11,461,520.70 = 5,739,004.20 : x
  2. Step 2: Convert to fraction form
    7,628,572.20/11,461,520.70 = 5,739,004.20/x
  3. Step 3: Cross multiply
    7,628,572.20x = 11,461,520.70 × 5,739,004.20
  4. Step 4: Simplify right side
    7,628,572.20x = 65,777,715,435,686.94
  5. Step 5: Solve for x
    x = 65,777,715,435,686.94/7,628,572.20
  6. Step 6: Final answer
    x = 8,622,546.10

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1.5x scale

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.