Home / 9,515,975.58-13,131,694.35-5,164,969.32

Finding the Fourth Proportional to 9,515,975.58, 13,131,694.35 and 5,164,969.32

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Solution

The fourth proportional to 9,515,975.58, 13,131,694.35 and 5,164,969.32 is: 7,127,466.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,975.58 : 13,131,694.35 = 5,164,969.32 : x
  2. Step 2: Convert to fraction form
    9,515,975.58/13,131,694.35 = 5,164,969.32/x
  3. Step 3: Cross multiply
    9,515,975.58x = 13,131,694.35 × 5,164,969.32
  4. Step 4: Simplify right side
    9,515,975.58x = 67,824,798,437,367.34
  5. Step 5: Solve for x
    x = 67,824,798,437,367.34/9,515,975.58
  6. Step 6: Final answer
    x = 7,127,466.63

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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.