Home / 5,158,296.23-7,118,464.32-2,835,426.80

Finding the Fourth Proportional to 5,158,296.23, 7,118,464.32 and 2,835,426.80

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Solution

The fourth proportional to 5,158,296.23, 7,118,464.32 and 2,835,426.80 is: 3,912,897.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,296.23 : 7,118,464.32 = 2,835,426.80 : x
  2. Step 2: Convert to fraction form
    5,158,296.23/7,118,464.32 = 2,835,426.80/x
  3. Step 3: Cross multiply
    5,158,296.23x = 7,118,464.32 × 2,835,426.80
  4. Step 4: Simplify right side
    5,158,296.23x = 20,183,884,507,771.78
  5. Step 5: Solve for x
    x = 20,183,884,507,771.78/5,158,296.23
  6. Step 6: Final answer
    x = 3,912,897.52

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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.