Home / 23,105,991.20-34,658,986.80-21,314,400.80

Finding the Fourth Proportional to 23,105,991.20, 34,658,986.80 and 21,314,400.80

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Solution

The fourth proportional to 23,105,991.20, 34,658,986.80 and 21,314,400.80 is: 31,971,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,105,991.20 : 34,658,986.80 = 21,314,400.80 : x
  2. Step 2: Convert to fraction form
    23,105,991.20/34,658,986.80 = 21,314,400.80/x
  3. Step 3: Cross multiply
    23,105,991.20x = 34,658,986.80 × 21,314,400.80
  4. Step 4: Simplify right side
    23,105,991.20x = 738,735,535,977,109.38
  5. Step 5: Solve for x
    x = 738,735,535,977,109.38/23,105,991.20
  6. Step 6: Final answer
    x = 31,971,601.20

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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.