Home / 19,725,963.81-27,222,670.76-11,024,136.17

Finding the Fourth Proportional to 19,725,963.81, 27,222,670.76 and 11,024,136.17

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Solution

The fourth proportional to 19,725,963.81, 27,222,670.76 and 11,024,136.17 is: 15,213,777.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,725,963.81 : 27,222,670.76 = 11,024,136.17 : x
  2. Step 2: Convert to fraction form
    19,725,963.81/27,222,670.76 = 11,024,136.17/x
  3. Step 3: Cross multiply
    19,725,963.81x = 27,222,670.76 × 11,024,136.17
  4. Step 4: Simplify right side
    19,725,963.81x = 300,106,429,369,317.38
  5. Step 5: Solve for x
    x = 300,106,429,369,317.38/19,725,963.81
  6. Step 6: Final answer
    x = 15,213,777.75

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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.