Home / 13,451,529.60-20,177,294.40-11,089,569.60

Finding the Fourth Proportional to 13,451,529.60, 20,177,294.40 and 11,089,569.60

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Solution

The fourth proportional to 13,451,529.60, 20,177,294.40 and 11,089,569.60 is: 16,634,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,529.60 : 20,177,294.40 = 11,089,569.60 : x
  2. Step 2: Convert to fraction form
    13,451,529.60/20,177,294.40 = 11,089,569.60/x
  3. Step 3: Cross multiply
    13,451,529.60x = 20,177,294.40 × 11,089,569.60
  4. Step 4: Simplify right side
    13,451,529.60x = 223,757,510,588,490.22
  5. Step 5: Solve for x
    x = 223,757,510,588,490.22/13,451,529.60
  6. Step 6: Final answer
    x = 16,634,354.40

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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.