Home / 52,259,810.56-78,384,650.54-15,868,520.80

Finding the Fourth Proportional to 52,259,810.56, 78,384,650.54 and 15,868,520.80

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Solution

The fourth proportional to 52,259,810.56, 78,384,650.54 and 15,868,520.80 is: 23,801,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,259,810.56 : 78,384,650.54 = 15,868,520.80 : x
  2. Step 2: Convert to fraction form
    52,259,810.56/78,384,650.54 = 15,868,520.80/x
  3. Step 3: Cross multiply
    52,259,810.56x = 78,384,650.54 × 15,868,520.80
  4. Step 4: Simplify right side
    52,259,810.56x = 1,243,848,457,494,721.50
  5. Step 5: Solve for x
    x = 1,243,848,457,494,721.50/52,259,810.56
  6. Step 6: Final answer
    x = 23,801,243.14

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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.