Home / 7,346,544.40-11,019,816.60-5,320,507.60

Finding the Fourth Proportional to 7,346,544.40, 11,019,816.60 and 5,320,507.60

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Solution

The fourth proportional to 7,346,544.40, 11,019,816.60 and 5,320,507.60 is: 7,980,761.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346,544.40 : 11,019,816.60 = 5,320,507.60 : x
  2. Step 2: Convert to fraction form
    7,346,544.40/11,019,816.60 = 5,320,507.60/x
  3. Step 3: Cross multiply
    7,346,544.40x = 11,019,816.60 × 5,320,507.60
  4. Step 4: Simplify right side
    7,346,544.40x = 58,631,017,970,906.16
  5. Step 5: Solve for x
    x = 58,631,017,970,906.16/7,346,544.40
  6. Step 6: Final answer
    x = 7,980,761.40

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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.