Home / 5,362,975.05-7,400,989.77-2,915,595.44

Finding the Fourth Proportional to 5,362,975.05, 7,400,989.77 and 2,915,595.44

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Solution

The fourth proportional to 5,362,975.05, 7,400,989.77 and 2,915,595.44 is: 4,023,567.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362,975.05 : 7,400,989.77 = 2,915,595.44 : x
  2. Step 2: Convert to fraction form
    5,362,975.05/7,400,989.77 = 2,915,595.44/x
  3. Step 3: Cross multiply
    5,362,975.05x = 7,400,989.77 × 2,915,595.44
  4. Step 4: Simplify right side
    5,362,975.05x = 21,578,292,024,898.65
  5. Step 5: Solve for x
    x = 21,578,292,024,898.65/5,362,975.05
  6. Step 6: Final answer
    x = 4,023,567.48

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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.