Home / 7,152,244.40-10,728,366.60-6,228,455.60

Finding the Fourth Proportional to 7,152,244.40, 10,728,366.60 and 6,228,455.60

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Solution

The fourth proportional to 7,152,244.40, 10,728,366.60 and 6,228,455.60 is: 9,342,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,244.40 : 10,728,366.60 = 6,228,455.60 : x
  2. Step 2: Convert to fraction form
    7,152,244.40/10,728,366.60 = 6,228,455.60/x
  3. Step 3: Cross multiply
    7,152,244.40x = 10,728,366.60 × 6,228,455.60
  4. Step 4: Simplify right side
    7,152,244.40x = 66,821,155,028,622.95
  5. Step 5: Solve for x
    x = 66,821,155,028,622.95/7,152,244.40
  6. Step 6: Final answer
    x = 9,342,683.40

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Double scale
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Similar ratio
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1.5x scale

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.