Home / 5,134,089.11-7,084,762.03-2,810,532.23

Finding the Fourth Proportional to 5,134,089.11, 7,084,762.03 and 2,810,532.23

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Solution

The fourth proportional to 5,134,089.11, 7,084,762.03 and 2,810,532.23 is: 3,878,380.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,089.11 : 7,084,762.03 = 2,810,532.23 : x
  2. Step 2: Convert to fraction form
    5,134,089.11/7,084,762.03 = 2,810,532.23/x
  3. Step 3: Cross multiply
    5,134,089.11x = 7,084,762.03 × 2,810,532.23
  4. Step 4: Simplify right side
    5,134,089.11x = 19,911,951,984,745.09
  5. Step 5: Solve for x
    x = 19,911,951,984,745.09/5,134,089.11
  6. Step 6: Final answer
    x = 3,878,380.67

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1.5x scale

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.