Home / 13,197,776.45-19,797,937.31-4,097,430.56

Finding the Fourth Proportional to 13,197,776.45, 19,797,937.31 and 4,097,430.56

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Solution

The fourth proportional to 13,197,776.45, 19,797,937.31 and 4,097,430.56 is: 6,146,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197,776.45 : 19,797,937.31 = 4,097,430.56 : x
  2. Step 2: Convert to fraction form
    13,197,776.45/19,797,937.31 = 4,097,430.56/x
  3. Step 3: Cross multiply
    13,197,776.45x = 19,797,937.31 × 4,097,430.56
  4. Step 4: Simplify right side
    13,197,776.45x = 81,120,673,418,696.61
  5. Step 5: Solve for x
    x = 81,120,673,418,696.61/13,197,776.45
  6. Step 6: Final answer
    x = 6,146,540.95

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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.