Home / 6,579,939.60-9,866,410.20-2,789,139.60

Finding the Fourth Proportional to 6,579,939.60, 9,866,410.20 and 2,789,139.60

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Solution

The fourth proportional to 6,579,939.60, 9,866,410.20 and 2,789,139.60 is: 4,182,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579,939.60 : 9,866,410.20 = 2,789,139.60 : x
  2. Step 2: Convert to fraction form
    6,579,939.60/9,866,410.20 = 2,789,139.60/x
  3. Step 3: Cross multiply
    6,579,939.60x = 9,866,410.20 × 2,789,139.60
  4. Step 4: Simplify right side
    6,579,939.60x = 27,518,795,398,663.92
  5. Step 5: Solve for x
    x = 27,518,795,398,663.92/6,579,939.60
  6. Step 6: Final answer
    x = 4,182,226.14

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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.