Home / 6,989,603.52-10,481,497.92-2,439,680.16

Finding the Fourth Proportional to 6,989,603.52, 10,481,497.92 and 2,439,680.16

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Solution

The fourth proportional to 6,989,603.52, 10,481,497.92 and 2,439,680.16 is: 3,658,505.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,603.52 : 10,481,497.92 = 2,439,680.16 : x
  2. Step 2: Convert to fraction form
    6,989,603.52/10,481,497.92 = 2,439,680.16/x
  3. Step 3: Cross multiply
    6,989,603.52x = 10,481,497.92 × 2,439,680.16
  4. Step 4: Simplify right side
    6,989,603.52x = 25,571,502,522,505.27
  5. Step 5: Solve for x
    x = 25,571,502,522,505.27/6,989,603.52
  6. Step 6: Final answer
    x = 3,658,505.44

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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.