Home / 7,789,062.16-11,684,921.82-3,472,678.60

Finding the Fourth Proportional to 7,789,062.16, 11,684,921.82 and 3,472,678.60

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Solution

The fourth proportional to 7,789,062.16, 11,684,921.82 and 3,472,678.60 is: 5,209,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789,062.16 : 11,684,921.82 = 3,472,678.60 : x
  2. Step 2: Convert to fraction form
    7,789,062.16/11,684,921.82 = 3,472,678.60/x
  3. Step 3: Cross multiply
    7,789,062.16x = 11,684,921.82 × 3,472,678.60
  4. Step 4: Simplify right side
    7,789,062.16x = 40,577,977,946,987.05
  5. Step 5: Solve for x
    x = 40,577,977,946,987.05/7,789,062.16
  6. Step 6: Final answer
    x = 5,209,610.23

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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.