Home / 6,949,037.79-10,420,002.81-2,904,421.86

Finding the Fourth Proportional to 6,949,037.79, 10,420,002.81 and 2,904,421.86

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Solution

The fourth proportional to 6,949,037.79, 10,420,002.81 and 2,904,421.86 is: 4,355,147.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949,037.79 : 10,420,002.81 = 2,904,421.86 : x
  2. Step 2: Convert to fraction form
    6,949,037.79/10,420,002.81 = 2,904,421.86/x
  3. Step 3: Cross multiply
    6,949,037.79x = 10,420,002.81 × 2,904,421.86
  4. Step 4: Simplify right side
    6,949,037.79x = 30,264,083,942,625.43
  5. Step 5: Solve for x
    x = 30,264,083,942,625.43/6,949,037.79
  6. Step 6: Final answer
    x = 4,355,147.41

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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.