Home / 12,744,986.99-19,117,499.24-9,729,474.71

Finding the Fourth Proportional to 12,744,986.99, 19,117,499.24 and 9,729,474.71

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Solution

The fourth proportional to 12,744,986.99, 19,117,499.24 and 9,729,474.71 is: 14,594,226.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,744,986.99 : 19,117,499.24 = 9,729,474.71 : x
  2. Step 2: Convert to fraction form
    12,744,986.99/19,117,499.24 = 9,729,474.71/x
  3. Step 3: Cross multiply
    12,744,986.99x = 19,117,499.24 × 9,729,474.71
  4. Step 4: Simplify right side
    12,744,986.99x = 186,003,225,302,760.41
  5. Step 5: Solve for x
    x = 186,003,225,302,760.41/12,744,986.99
  6. Step 6: Final answer
    x = 14,594,226.38

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1.5x scale

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.