Home / 5,130,431.46-7,078,892.49-3,093,197.22

Finding the Fourth Proportional to 5,130,431.46, 7,078,892.49 and 3,093,197.22

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Solution

The fourth proportional to 5,130,431.46, 7,078,892.49 and 3,093,197.22 is: 4,267,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,431.46 : 7,078,892.49 = 3,093,197.22 : x
  2. Step 2: Convert to fraction form
    5,130,431.46/7,078,892.49 = 3,093,197.22/x
  3. Step 3: Cross multiply
    5,130,431.46x = 7,078,892.49 × 3,093,197.22
  4. Step 4: Simplify right side
    5,130,431.46x = 21,896,410,570,746.88
  5. Step 5: Solve for x
    x = 21,896,410,570,746.88/5,130,431.46
  6. Step 6: Final answer
    x = 4,267,947.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.