Home / 11,205,783.60-16,808,675.40-10,542,231.60

Finding the Fourth Proportional to 11,205,783.60, 16,808,675.40 and 10,542,231.60

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Solution

The fourth proportional to 11,205,783.60, 16,808,675.40 and 10,542,231.60 is: 15,813,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205,783.60 : 16,808,675.40 = 10,542,231.60 : x
  2. Step 2: Convert to fraction form
    11,205,783.60/16,808,675.40 = 10,542,231.60/x
  3. Step 3: Cross multiply
    11,205,783.60x = 16,808,675.40 × 10,542,231.60
  4. Step 4: Simplify right side
    11,205,783.60x = 177,200,948,956,022.62
  5. Step 5: Solve for x
    x = 177,200,948,956,022.62/11,205,783.60
  6. Step 6: Final answer
    x = 15,813,347.40

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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.