Home / 14,342,812.33-19,792,503.56-7,816,301.65

Finding the Fourth Proportional to 14,342,812.33, 19,792,503.56 and 7,816,301.65

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Solution

The fourth proportional to 14,342,812.33, 19,792,503.56 and 7,816,301.65 is: 10,786,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,812.33 : 19,792,503.56 = 7,816,301.65 : x
  2. Step 2: Convert to fraction form
    14,342,812.33/19,792,503.56 = 7,816,301.65/x
  3. Step 3: Cross multiply
    14,342,812.33x = 19,792,503.56 × 7,816,301.65
  4. Step 4: Simplify right side
    14,342,812.33x = 154,704,178,233,658.88
  5. Step 5: Solve for x
    x = 154,704,178,233,658.88/14,342,812.33
  6. Step 6: Final answer
    x = 10,786,181.59

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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.