Home / 6,118,220.40-9,177,330.60-5,122,892.40

Finding the Fourth Proportional to 6,118,220.40, 9,177,330.60 and 5,122,892.40

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Solution

The fourth proportional to 6,118,220.40, 9,177,330.60 and 5,122,892.40 is: 7,684,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118,220.40 : 9,177,330.60 = 5,122,892.40 : x
  2. Step 2: Convert to fraction form
    6,118,220.40/9,177,330.60 = 5,122,892.40/x
  3. Step 3: Cross multiply
    6,118,220.40x = 9,177,330.60 × 5,122,892.40
  4. Step 4: Simplify right side
    6,118,220.40x = 47,014,477,183,027.45
  5. Step 5: Solve for x
    x = 47,014,477,183,027.45/6,118,220.40
  6. Step 6: Final answer
    x = 7,684,338.60

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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.