Home / 6,477,122.57-9,715,682.64-1,928,237.90

Finding the Fourth Proportional to 6,477,122.57, 9,715,682.64 and 1,928,237.90

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Solution

The fourth proportional to 6,477,122.57, 9,715,682.64 and 1,928,237.90 is: 2,892,356.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,122.57 : 9,715,682.64 = 1,928,237.90 : x
  2. Step 2: Convert to fraction form
    6,477,122.57/9,715,682.64 = 1,928,237.90/x
  3. Step 3: Cross multiply
    6,477,122.57x = 9,715,682.64 × 1,928,237.90
  4. Step 4: Simplify right side
    6,477,122.57x = 18,734,147,490,820.05
  5. Step 5: Solve for x
    x = 18,734,147,490,820.05/6,477,122.57
  6. Step 6: Final answer
    x = 2,892,356.49

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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.