Home / 7,665,553.85-11,506,306.03-5,646,078.05

Finding the Fourth Proportional to 7,665,553.85, 11,506,306.03 and 5,646,078.05

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Solution

The fourth proportional to 7,665,553.85, 11,506,306.03 and 5,646,078.05 is: 8,474,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,553.85 : 11,506,306.03 = 5,646,078.05 : x
  2. Step 2: Convert to fraction form
    7,665,553.85/11,506,306.03 = 5,646,078.05/x
  3. Step 3: Cross multiply
    7,665,553.85x = 11,506,306.03 × 5,646,078.05
  4. Step 4: Simplify right side
    7,665,553.85x = 64,965,501,840,918.91
  5. Step 5: Solve for x
    x = 64,965,501,840,918.91/7,665,553.85
  6. Step 6: Final answer
    x = 8,474,991.26

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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.