Home / 10,047,811.72-13,865,850.12-5,464,034.68

Finding the Fourth Proportional to 10,047,811.72, 13,865,850.12 and 5,464,034.68

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Solution

The fourth proportional to 10,047,811.72, 13,865,850.12 and 5,464,034.68 is: 7,540,297.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,047,811.72 : 13,865,850.12 = 5,464,034.68 : x
  2. Step 2: Convert to fraction form
    10,047,811.72/13,865,850.12 = 5,464,034.68/x
  3. Step 3: Cross multiply
    10,047,811.72x = 13,865,850.12 × 5,464,034.68
  4. Step 4: Simplify right side
    10,047,811.72x = 75,763,485,923,362.16
  5. Step 5: Solve for x
    x = 75,763,485,923,362.16/10,047,811.72
  6. Step 6: Final answer
    x = 7,540,297.13

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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.