Home / 11,618,403.60-17,427,605.40-8,936,266.80

Finding the Fourth Proportional to 11,618,403.60, 17,427,605.40 and 8,936,266.80

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Solution

The fourth proportional to 11,618,403.60, 17,427,605.40 and 8,936,266.80 is: 13,404,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618,403.60 : 17,427,605.40 = 8,936,266.80 : x
  2. Step 2: Convert to fraction form
    11,618,403.60/17,427,605.40 = 8,936,266.80/x
  3. Step 3: Cross multiply
    11,618,403.60x = 17,427,605.40 × 8,936,266.80
  4. Step 4: Simplify right side
    11,618,403.60x = 155,737,731,539,520.72
  5. Step 5: Solve for x
    x = 155,737,731,539,520.72/11,618,403.60
  6. Step 6: Final answer
    x = 13,404,400.20

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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.