Home / 53,590,880.14-80,391,115.41-20,800,681.27

Finding the Fourth Proportional to 53,590,880.14, 80,391,115.41 and 20,800,681.27

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Solution

The fourth proportional to 53,590,880.14, 80,391,115.41 and 20,800,681.27 is: 31,202,883.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,590,880.14 : 80,391,115.41 = 20,800,681.27 : x
  2. Step 2: Convert to fraction form
    53,590,880.14/80,391,115.41 = 20,800,681.27/x
  3. Step 3: Cross multiply
    53,590,880.14x = 80,391,115.41 × 20,800,681.27
  4. Step 4: Simplify right side
    53,590,880.14x = 1,672,189,968,583,195.25
  5. Step 5: Solve for x
    x = 1,672,189,968,583,195.25/53,590,880.14
  6. Step 6: Final answer
    x = 31,202,883.11

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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.