Home / 9,876,285.37-13,629,803.28-5,525,112.18

Finding the Fourth Proportional to 9,876,285.37, 13,629,803.28 and 5,525,112.18

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Solution

The fourth proportional to 9,876,285.37, 13,629,803.28 and 5,525,112.18 is: 7,624,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,285.37 : 13,629,803.28 = 5,525,112.18 : x
  2. Step 2: Convert to fraction form
    9,876,285.37/13,629,803.28 = 5,525,112.18/x
  3. Step 3: Cross multiply
    9,876,285.37x = 13,629,803.28 × 5,525,112.18
  4. Step 4: Simplify right side
    9,876,285.37x = 75,306,192,113,331.94
  5. Step 5: Solve for x
    x = 75,306,192,113,331.94/9,876,285.37
  6. Step 6: Final answer
    x = 7,624,951.01

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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.