Home / 7,913,308.62-10,922,418.77-4,477,542.56

Finding the Fourth Proportional to 7,913,308.62, 10,922,418.77 and 4,477,542.56

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Solution

The fourth proportional to 7,913,308.62, 10,922,418.77 and 4,477,542.56 is: 6,180,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913,308.62 : 10,922,418.77 = 4,477,542.56 : x
  2. Step 2: Convert to fraction form
    7,913,308.62/10,922,418.77 = 4,477,542.56/x
  3. Step 3: Cross multiply
    7,913,308.62x = 10,922,418.77 × 4,477,542.56
  4. Step 4: Simplify right side
    7,913,308.62x = 48,905,594,900,817.84
  5. Step 5: Solve for x
    x = 48,905,594,900,817.84/7,913,308.62
  6. Step 6: Final answer
    x = 6,180,170.30

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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.