Home / 26,560,085.60-39,840,128.40-8,366,578.40

Finding the Fourth Proportional to 26,560,085.60, 39,840,128.40 and 8,366,578.40

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Solution

The fourth proportional to 26,560,085.60, 39,840,128.40 and 8,366,578.40 is: 12,549,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,560,085.60 : 39,840,128.40 = 8,366,578.40 : x
  2. Step 2: Convert to fraction form
    26,560,085.60/39,840,128.40 = 8,366,578.40/x
  3. Step 3: Cross multiply
    26,560,085.60x = 39,840,128.40 × 8,366,578.40
  4. Step 4: Simplify right side
    26,560,085.60x = 333,325,557,724,666.56
  5. Step 5: Solve for x
    x = 333,325,557,724,666.56/26,560,085.60
  6. Step 6: Final answer
    x = 12,549,867.60

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Double scale
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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.