Home / 9,816,841.44-13,540,314.24-8,507,725.20

Finding the Fourth Proportional to 9,816,841.44, 13,540,314.24 and 8,507,725.20

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Solution

The fourth proportional to 9,816,841.44, 13,540,314.24 and 8,507,725.20 is: 11,734,657.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,816,841.44 : 13,540,314.24 = 8,507,725.20 : x
  2. Step 2: Convert to fraction form
    9,816,841.44/13,540,314.24 = 8,507,725.20/x
  3. Step 3: Cross multiply
    9,816,841.44x = 13,540,314.24 × 8,507,725.20
  4. Step 4: Simplify right side
    9,816,841.44x = 115,197,272,675,566.84
  5. Step 5: Solve for x
    x = 115,197,272,675,566.84/9,816,841.44
  6. Step 6: Final answer
    x = 11,734,657.57

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.