Home / 13,740,046.20-20,610,069.30-3,642,667.20

Finding the Fourth Proportional to 13,740,046.20, 20,610,069.30 and 3,642,667.20

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Solution

The fourth proportional to 13,740,046.20, 20,610,069.30 and 3,642,667.20 is: 5,464,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,740,046.20 : 20,610,069.30 = 3,642,667.20 : x
  2. Step 2: Convert to fraction form
    13,740,046.20/20,610,069.30 = 3,642,667.20/x
  3. Step 3: Cross multiply
    13,740,046.20x = 20,610,069.30 × 3,642,667.20
  4. Step 4: Simplify right side
    13,740,046.20x = 75,075,623,428,836.97
  5. Step 5: Solve for x
    x = 75,075,623,428,836.97/13,740,046.20
  6. Step 6: Final answer
    x = 5,464,000.80

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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.