Home / 5,411,995.12-8,120,660.25-2,533,557.01

Finding the Fourth Proportional to 5,411,995.12, 8,120,660.25 and 2,533,557.01

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Solution

The fourth proportional to 5,411,995.12, 8,120,660.25 and 2,533,557.01 is: 3,801,584.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411,995.12 : 8,120,660.25 = 2,533,557.01 : x
  2. Step 2: Convert to fraction form
    5,411,995.12/8,120,660.25 = 2,533,557.01/x
  3. Step 3: Cross multiply
    5,411,995.12x = 8,120,660.25 × 2,533,557.01
  4. Step 4: Simplify right side
    5,411,995.12x = 20,574,155,702,215.85
  5. Step 5: Solve for x
    x = 20,574,155,702,215.85/5,411,995.12
  6. Step 6: Final answer
    x = 3,801,584.30

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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.