Home / 7,251,939.26-10,879,148.18-2,989,777.58

Finding the Fourth Proportional to 7,251,939.26, 10,879,148.18 and 2,989,777.58

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Solution

The fourth proportional to 7,251,939.26, 10,879,148.18 and 2,989,777.58 is: 4,485,177.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251,939.26 : 10,879,148.18 = 2,989,777.58 : x
  2. Step 2: Convert to fraction form
    7,251,939.26/10,879,148.18 = 2,989,777.58/x
  3. Step 3: Cross multiply
    7,251,939.26x = 10,879,148.18 × 2,989,777.58
  4. Step 4: Simplify right side
    7,251,939.26x = 32,526,233,271,140.51
  5. Step 5: Solve for x
    x = 32,526,233,271,140.51/7,251,939.26
  6. Step 6: Final answer
    x = 4,485,177.29

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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.