Home / 6,520,887.62-9,828,202.85-5,620,932.46

Finding the Fourth Proportional to 6,520,887.62, 9,828,202.85 and 5,620,932.46

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Solution

The fourth proportional to 6,520,887.62, 9,828,202.85 and 5,620,932.46 is: 8,471,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,887.62 : 9,828,202.85 = 5,620,932.46 : x
  2. Step 2: Convert to fraction form
    6,520,887.62/9,828,202.85 = 5,620,932.46/x
  3. Step 3: Cross multiply
    6,520,887.62x = 9,828,202.85 × 5,620,932.46
  4. Step 4: Simplify right side
    6,520,887.62x = 55,243,664,423,029.51
  5. Step 5: Solve for x
    x = 55,243,664,423,029.51/6,520,887.62
  6. Step 6: Final answer
    x = 8,471,801.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.