Home / 9,515,977.83-13,131,697.46-5,164,971.57

Finding the Fourth Proportional to 9,515,977.83, 13,131,697.46 and 5,164,971.57

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Solution

The fourth proportional to 9,515,977.83, 13,131,697.46 and 5,164,971.57 is: 7,127,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,977.83 : 13,131,697.46 = 5,164,971.57 : x
  2. Step 2: Convert to fraction form
    9,515,977.83/13,131,697.46 = 5,164,971.57/x
  3. Step 3: Cross multiply
    9,515,977.83x = 13,131,697.46 × 5,164,971.57
  4. Step 4: Simplify right side
    9,515,977.83x = 67,824,844,020,916.36
  5. Step 5: Solve for x
    x = 67,824,844,020,916.36/9,515,977.83
  6. Step 6: Final answer
    x = 7,127,469.74

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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.