Home / 9,287,193.57-12,815,624.01-5,212,025.25

Finding the Fourth Proportional to 9,287,193.57, 12,815,624.01 and 5,212,025.25

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Solution

The fourth proportional to 9,287,193.57, 12,815,624.01 and 5,212,025.25 is: 7,192,200.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287,193.57 : 12,815,624.01 = 5,212,025.25 : x
  2. Step 2: Convert to fraction form
    9,287,193.57/12,815,624.01 = 5,212,025.25/x
  3. Step 3: Cross multiply
    9,287,193.57x = 12,815,624.01 × 5,212,025.25
  4. Step 4: Simplify right side
    9,287,193.57x = 66,795,355,934,626.25
  5. Step 5: Solve for x
    x = 66,795,355,934,626.25/9,287,193.57
  6. Step 6: Final answer
    x = 7,192,200.25

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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.