Home / 9,320,724-13,981,584.23-2,931,474.58

Finding the Fourth Proportional to 9,320,724, 13,981,584.23 and 2,931,474.58

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Solution

The fourth proportional to 9,320,724, 13,981,584.23 and 2,931,474.58 is: 4,397,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,724 : 13,981,584.23 = 2,931,474.58 : x
  2. Step 2: Convert to fraction form
    9,320,724/13,981,584.23 = 2,931,474.58/x
  3. Step 3: Cross multiply
    9,320,724x = 13,981,584.23 × 2,931,474.58
  4. Step 4: Simplify right side
    9,320,724x = 40,986,658,736,245.12
  5. Step 5: Solve for x
    x = 40,986,658,736,245.12/9,320,724
  6. Step 6: Final answer
    x = 4,397,368.57

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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.