Home / 13,560,234.87-18,713,261.49-7,365,402.56

Finding the Fourth Proportional to 13,560,234.87, 18,713,261.49 and 7,365,402.56

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Solution

The fourth proportional to 13,560,234.87, 18,713,261.49 and 7,365,402.56 is: 10,164,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,560,234.87 : 18,713,261.49 = 7,365,402.56 : x
  2. Step 2: Convert to fraction form
    13,560,234.87/18,713,261.49 = 7,365,402.56/x
  3. Step 3: Cross multiply
    13,560,234.87x = 18,713,261.49 × 7,365,402.56
  4. Step 4: Simplify right side
    13,560,234.87x = 137,830,704,103,558.30
  5. Step 5: Solve for x
    x = 137,830,704,103,558.30/13,560,234.87
  6. Step 6: Final answer
    x = 10,164,330.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.