Home / 13,182,665.81-19,766,774.26-4,082,236.91

Finding the Fourth Proportional to 13,182,665.81, 19,766,774.26 and 4,082,236.91

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Solution

The fourth proportional to 13,182,665.81, 19,766,774.26 and 4,082,236.91 is: 6,121,118.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182,665.81 : 19,766,774.26 = 4,082,236.91 : x
  2. Step 2: Convert to fraction form
    13,182,665.81/19,766,774.26 = 4,082,236.91/x
  3. Step 3: Cross multiply
    13,182,665.81x = 19,766,774.26 × 4,082,236.91
  4. Step 4: Simplify right side
    13,182,665.81x = 80,692,655,433,241.67
  5. Step 5: Solve for x
    x = 80,692,655,433,241.67/13,182,665.81
  6. Step 6: Final answer
    x = 6,121,118.19

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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.