Home / 19,369,136.72-26,729,082.60-10,668,119.60

Finding the Fourth Proportional to 19,369,136.72, 26,729,082.60 and 10,668,119.60

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Solution

The fourth proportional to 19,369,136.72, 26,729,082.60 and 10,668,119.60 is: 14,721,825.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369,136.72 : 26,729,082.60 = 10,668,119.60 : x
  2. Step 2: Convert to fraction form
    19,369,136.72/26,729,082.60 = 10,668,119.60/x
  3. Step 3: Cross multiply
    19,369,136.72x = 26,729,082.60 × 10,668,119.60
  4. Step 4: Simplify right side
    19,369,136.72x = 285,149,049,975,078.94
  5. Step 5: Solve for x
    x = 285,149,049,975,078.94/19,369,136.72
  6. Step 6: Final answer
    x = 14,721,825.45

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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.