Home / 9,246,009.78-12,758,375.21-5,327,047.80

Finding the Fourth Proportional to 9,246,009.78, 12,758,375.21 and 5,327,047.80

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Solution

The fourth proportional to 9,246,009.78, 12,758,375.21 and 5,327,047.80 is: 7,350,681.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246,009.78 : 12,758,375.21 = 5,327,047.80 : x
  2. Step 2: Convert to fraction form
    9,246,009.78/12,758,375.21 = 5,327,047.80/x
  3. Step 3: Cross multiply
    9,246,009.78x = 12,758,375.21 × 5,327,047.80
  4. Step 4: Simplify right side
    9,246,009.78x = 67,964,474,567,369.80
  5. Step 5: Solve for x
    x = 67,964,474,567,369.80/9,246,009.78
  6. Step 6: Final answer
    x = 7,350,681.67

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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.