Home / 19,529,136.81-29,294,923.19-5,152,218.39

Finding the Fourth Proportional to 19,529,136.81, 29,294,923.19 and 5,152,218.39

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Solution

The fourth proportional to 19,529,136.81, 29,294,923.19 and 5,152,218.39 is: 7,728,648.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529,136.81 : 29,294,923.19 = 5,152,218.39 : x
  2. Step 2: Convert to fraction form
    19,529,136.81/29,294,923.19 = 5,152,218.39/x
  3. Step 3: Cross multiply
    19,529,136.81x = 29,294,923.19 × 5,152,218.39
  4. Step 4: Simplify right side
    19,529,136.81x = 150,933,841,967,394.34
  5. Step 5: Solve for x
    x = 150,933,841,967,394.34/19,529,136.81
  6. Step 6: Final answer
    x = 7,728,648.91

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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.