Home / 9,999,122.32-15,004,143.76-4,240,960.32

Finding the Fourth Proportional to 9,999,122.32, 15,004,143.76 and 4,240,960.32

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Solution

The fourth proportional to 9,999,122.32, 15,004,143.76 and 4,240,960.32 is: 6,363,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999,122.32 : 15,004,143.76 = 4,240,960.32 : x
  2. Step 2: Convert to fraction form
    9,999,122.32/15,004,143.76 = 4,240,960.32/x
  3. Step 3: Cross multiply
    9,999,122.32x = 15,004,143.76 × 4,240,960.32
  4. Step 4: Simplify right side
    9,999,122.32x = 63,631,978,321,735.61
  5. Step 5: Solve for x
    x = 63,631,978,321,735.61/9,999,122.32
  6. Step 6: Final answer
    x = 6,363,756.37

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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.