Home / 7,630,905.28-11,435,725.68-5,735,436.16

Finding the Fourth Proportional to 7,630,905.28, 11,435,725.68 and 5,735,436.16

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Solution

The fourth proportional to 7,630,905.28, 11,435,725.68 and 5,735,436.16 is: 8,595,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630,905.28 : 11,435,725.68 = 5,735,436.16 : x
  2. Step 2: Convert to fraction form
    7,630,905.28/11,435,725.68 = 5,735,436.16/x
  3. Step 3: Cross multiply
    7,630,905.28x = 11,435,725.68 × 5,735,436.16
  4. Step 4: Simplify right side
    7,630,905.28x = 65,588,874,580,912.59
  5. Step 5: Solve for x
    x = 65,588,874,580,912.59/7,630,905.28
  6. Step 6: Final answer
    x = 8,595,162.98

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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.