Home / 6,601,785.66-9,901,616.24-1,808,354.30

Finding the Fourth Proportional to 6,601,785.66, 9,901,616.24 and 1,808,354.30

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Solution

The fourth proportional to 6,601,785.66, 9,901,616.24 and 1,808,354.30 is: 2,712,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601,785.66 : 9,901,616.24 = 1,808,354.30 : x
  2. Step 2: Convert to fraction form
    6,601,785.66/9,901,616.24 = 1,808,354.30/x
  3. Step 3: Cross multiply
    6,601,785.66x = 9,901,616.24 × 1,808,354.30
  4. Step 4: Simplify right side
    6,601,785.66x = 17,905,630,259,566.64
  5. Step 5: Solve for x
    x = 17,905,630,259,566.64/6,601,785.66
  6. Step 6: Final answer
    x = 2,712,240.47

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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.