Home / 6,406,189.79-9,610,286.87-2,087,237.49

Finding the Fourth Proportional to 6,406,189.79, 9,610,286.87 and 2,087,237.49

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Solution

The fourth proportional to 6,406,189.79, 9,610,286.87 and 2,087,237.49 is: 3,131,182.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,189.79 : 9,610,286.87 = 2,087,237.49 : x
  2. Step 2: Convert to fraction form
    6,406,189.79/9,610,286.87 = 2,087,237.49/x
  3. Step 3: Cross multiply
    6,406,189.79x = 9,610,286.87 × 2,087,237.49
  4. Step 4: Simplify right side
    6,406,189.79x = 20,058,951,029,186.50
  5. Step 5: Solve for x
    x = 20,058,951,029,186.50/6,406,189.79
  6. Step 6: Final answer
    x = 3,131,182.76

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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.