Home / 17,759,360.40-26,639,040.60-12,090,656.40

Finding the Fourth Proportional to 17,759,360.40, 26,639,040.60 and 12,090,656.40

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Solution

The fourth proportional to 17,759,360.40, 26,639,040.60 and 12,090,656.40 is: 18,135,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,759,360.40 : 26,639,040.60 = 12,090,656.40 : x
  2. Step 2: Convert to fraction form
    17,759,360.40/26,639,040.60 = 12,090,656.40/x
  3. Step 3: Cross multiply
    17,759,360.40x = 26,639,040.60 × 12,090,656.40
  4. Step 4: Simplify right side
    17,759,360.40x = 322,083,486,720,249.88
  5. Step 5: Solve for x
    x = 322,083,486,720,249.88/17,759,360.40
  6. Step 6: Final answer
    x = 18,135,984.60

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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.