Home / 20,580,083.55-30,871,939.86-5,808,310.24

Finding the Fourth Proportional to 20,580,083.55, 30,871,939.86 and 5,808,310.24

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Solution

The fourth proportional to 20,580,083.55, 30,871,939.86 and 5,808,310.24 is: 8,712,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,580,083.55 : 30,871,939.86 = 5,808,310.24 : x
  2. Step 2: Convert to fraction form
    20,580,083.55/30,871,939.86 = 5,808,310.24/x
  3. Step 3: Cross multiply
    20,580,083.55x = 30,871,939.86 × 5,808,310.24
  4. Step 4: Simplify right side
    20,580,083.55x = 179,313,804,424,762.56
  5. Step 5: Solve for x
    x = 179,313,804,424,762.56/20,580,083.55
  6. Step 6: Final answer
    x = 8,712,977.48

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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.