Home / 7,051,712.72-10,577,638.20-2,792,918.48

Finding the Fourth Proportional to 7,051,712.72, 10,577,638.20 and 2,792,918.48

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Solution

The fourth proportional to 7,051,712.72, 10,577,638.20 and 2,792,918.48 is: 4,189,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051,712.72 : 10,577,638.20 = 2,792,918.48 : x
  2. Step 2: Convert to fraction form
    7,051,712.72/10,577,638.20 = 2,792,918.48/x
  3. Step 3: Cross multiply
    7,051,712.72x = 10,577,638.20 × 2,792,918.48
  4. Step 4: Simplify right side
    7,051,712.72x = 29,542,481,203,533.93
  5. Step 5: Solve for x
    x = 29,542,481,203,533.93/7,051,712.72
  6. Step 6: Final answer
    x = 4,189,405.10

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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.