Home / 13,494,549.40-20,241,824.82-3,909,934.24

Finding the Fourth Proportional to 13,494,549.40, 20,241,824.82 and 3,909,934.24

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Solution

The fourth proportional to 13,494,549.40, 20,241,824.82 and 3,909,934.24 is: 5,864,901.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494,549.40 : 20,241,824.82 = 3,909,934.24 : x
  2. Step 2: Convert to fraction form
    13,494,549.40/20,241,824.82 = 3,909,934.24/x
  3. Step 3: Cross multiply
    13,494,549.40x = 20,241,824.82 × 3,909,934.24
  4. Step 4: Simplify right side
    13,494,549.40x = 79,144,203,943,799.84
  5. Step 5: Solve for x
    x = 79,144,203,943,799.84/13,494,549.40
  6. Step 6: Final answer
    x = 5,864,901.57

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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.