Home / 15,062,364.37-20,796,072.80-11,571,485.91

Finding the Fourth Proportional to 15,062,364.37, 20,796,072.80 and 11,571,485.91

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Solution

The fourth proportional to 15,062,364.37, 20,796,072.80 and 11,571,485.91 is: 15,976,340.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062,364.37 : 20,796,072.80 = 11,571,485.91 : x
  2. Step 2: Convert to fraction form
    15,062,364.37/20,796,072.80 = 11,571,485.91/x
  3. Step 3: Cross multiply
    15,062,364.37x = 20,796,072.80 × 11,571,485.91
  4. Step 4: Simplify right side
    15,062,364.37x = 240,641,463,388,534.25
  5. Step 5: Solve for x
    x = 240,641,463,388,534.25/15,062,364.37
  6. Step 6: Final answer
    x = 15,976,340.60

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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.