Home / 7,234,580.79-10,857,120.39-5,831,576.55

Finding the Fourth Proportional to 7,234,580.79, 10,857,120.39 and 5,831,576.55

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Solution

The fourth proportional to 7,234,580.79, 10,857,120.39 and 5,831,576.55 is: 8,751,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234,580.79 : 10,857,120.39 = 5,831,576.55 : x
  2. Step 2: Convert to fraction form
    7,234,580.79/10,857,120.39 = 5,831,576.55/x
  3. Step 3: Cross multiply
    7,234,580.79x = 10,857,120.39 × 5,831,576.55
  4. Step 4: Simplify right side
    7,234,580.79x = 63,314,128,666,850.86
  5. Step 5: Solve for x
    x = 63,314,128,666,850.86/7,234,580.79
  6. Step 6: Final answer
    x = 8,751,596.05

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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.