Home / 13,303,616.80-19,955,425.20-13,177,645.60

Finding the Fourth Proportional to 13,303,616.80, 19,955,425.20 and 13,177,645.60

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Solution

The fourth proportional to 13,303,616.80, 19,955,425.20 and 13,177,645.60 is: 19,766,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,616.80 : 19,955,425.20 = 13,177,645.60 : x
  2. Step 2: Convert to fraction form
    13,303,616.80/19,955,425.20 = 13,177,645.60/x
  3. Step 3: Cross multiply
    13,303,616.80x = 19,955,425.20 × 13,177,645.60
  4. Step 4: Simplify right side
    13,303,616.80x = 262,965,521,082,909.09
  5. Step 5: Solve for x
    x = 262,965,521,082,909.09/13,303,616.80
  6. Step 6: Final answer
    x = 19,766,468.40

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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.