Home / 11,589,813.60-17,384,720.40-5,200,274.40

Finding the Fourth Proportional to 11,589,813.60, 17,384,720.40 and 5,200,274.40

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Solution

The fourth proportional to 11,589,813.60, 17,384,720.40 and 5,200,274.40 is: 7,800,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589,813.60 : 17,384,720.40 = 5,200,274.40 : x
  2. Step 2: Convert to fraction form
    11,589,813.60/17,384,720.40 = 5,200,274.40/x
  3. Step 3: Cross multiply
    11,589,813.60x = 17,384,720.40 × 5,200,274.40
  4. Step 4: Simplify right side
    11,589,813.60x = 90,405,316,447,277.77
  5. Step 5: Solve for x
    x = 90,405,316,447,277.77/11,589,813.60
  6. Step 6: Final answer
    x = 7,800,411.60

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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.