Home / 7,209,816.36-9,949,532.10-3,946,632

Finding the Fourth Proportional to 7,209,816.36, 9,949,532.10 and 3,946,632

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Solution

The fourth proportional to 7,209,816.36, 9,949,532.10 and 3,946,632 is: 5,446,344.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,816.36 : 9,949,532.10 = 3,946,632 : x
  2. Step 2: Convert to fraction form
    7,209,816.36/9,949,532.10 = 3,946,632/x
  3. Step 3: Cross multiply
    7,209,816.36x = 9,949,532.10 × 3,946,632
  4. Step 4: Simplify right side
    7,209,816.36x = 39,267,141,770,887.20
  5. Step 5: Solve for x
    x = 39,267,141,770,887.20/7,209,816.36
  6. Step 6: Final answer
    x = 5,446,344.24

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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.