Home / 11,447,904.78-17,179,730.34-4,716,318.78

Finding the Fourth Proportional to 11,447,904.78, 17,179,730.34 and 4,716,318.78

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Solution

The fourth proportional to 11,447,904.78, 17,179,730.34 and 4,716,318.78 is: 7,077,721.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447,904.78 : 17,179,730.34 = 4,716,318.78 : x
  2. Step 2: Convert to fraction form
    11,447,904.78/17,179,730.34 = 4,716,318.78/x
  3. Step 3: Cross multiply
    11,447,904.78x = 17,179,730.34 × 4,716,318.78
  4. Step 4: Simplify right side
    11,447,904.78x = 81,025,084,837,877.78
  5. Step 5: Solve for x
    x = 81,025,084,837,877.78/11,447,904.78
  6. Step 6: Final answer
    x = 7,077,721.77

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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.