Home / 8,447,134.55-12,670,040.84-2,381,621.27

Finding the Fourth Proportional to 8,447,134.55, 12,670,040.84 and 2,381,621.27

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Solution

The fourth proportional to 8,447,134.55, 12,670,040.84 and 2,381,621.27 is: 3,572,245.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,134.55 : 12,670,040.84 = 2,381,621.27 : x
  2. Step 2: Convert to fraction form
    8,447,134.55/12,670,040.84 = 2,381,621.27/x
  3. Step 3: Cross multiply
    8,447,134.55x = 12,670,040.84 × 2,381,621.27
  4. Step 4: Simplify right side
    8,447,134.55x = 30,175,238,681,054.36
  5. Step 5: Solve for x
    x = 30,175,238,681,054.36/8,447,134.55
  6. Step 6: Final answer
    x = 3,572,245.54

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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.