Home / 8,766,103.60-13,149,155.40-4,939,728.40

Finding the Fourth Proportional to 8,766,103.60, 13,149,155.40 and 4,939,728.40

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Solution

The fourth proportional to 8,766,103.60, 13,149,155.40 and 4,939,728.40 is: 7,409,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,103.60 : 13,149,155.40 = 4,939,728.40 : x
  2. Step 2: Convert to fraction form
    8,766,103.60/13,149,155.40 = 4,939,728.40/x
  3. Step 3: Cross multiply
    8,766,103.60x = 13,149,155.40 × 4,939,728.40
  4. Step 4: Simplify right side
    8,766,103.60x = 64,953,256,365,393.37
  5. Step 5: Solve for x
    x = 64,953,256,365,393.37/8,766,103.60
  6. Step 6: Final answer
    x = 7,409,592.60

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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.