Home / 10,869,883.07-15,007,661.85-8,350,771.17

Finding the Fourth Proportional to 10,869,883.07, 15,007,661.85 and 8,350,771.17

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Solution

The fourth proportional to 10,869,883.07, 15,007,661.85 and 8,350,771.17 is: 11,529,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869,883.07 : 15,007,661.85 = 8,350,771.17 : x
  2. Step 2: Convert to fraction form
    10,869,883.07/15,007,661.85 = 8,350,771.17/x
  3. Step 3: Cross multiply
    10,869,883.07x = 15,007,661.85 × 8,350,771.17
  4. Step 4: Simplify right side
    10,869,883.07x = 125,325,549,993,682.98
  5. Step 5: Solve for x
    x = 125,325,549,993,682.98/10,869,883.07
  6. Step 6: Final answer
    x = 11,529,613.44

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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.