Home / 13,821,729.70-20,732,594.55-8,795,323.30

Finding the Fourth Proportional to 13,821,729.70, 20,732,594.55 and 8,795,323.30

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Solution

The fourth proportional to 13,821,729.70, 20,732,594.55 and 8,795,323.30 is: 13,192,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821,729.70 : 20,732,594.55 = 8,795,323.30 : x
  2. Step 2: Convert to fraction form
    13,821,729.70/20,732,594.55 = 8,795,323.30/x
  3. Step 3: Cross multiply
    13,821,729.70x = 20,732,594.55 × 8,795,323.30
  4. Step 4: Simplify right side
    13,821,729.70x = 182,349,871,915,068.03
  5. Step 5: Solve for x
    x = 182,349,871,915,068.03/13,821,729.70
  6. Step 6: Final answer
    x = 13,192,984.95

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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.