Home / 6,321,461.64-8,723,617.08-3,420,852.51

Finding the Fourth Proportional to 6,321,461.64, 8,723,617.08 and 3,420,852.51

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Solution

The fourth proportional to 6,321,461.64, 8,723,617.08 and 3,420,852.51 is: 4,720,776.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,461.64 : 8,723,617.08 = 3,420,852.51 : x
  2. Step 2: Convert to fraction form
    6,321,461.64/8,723,617.08 = 3,420,852.51/x
  3. Step 3: Cross multiply
    6,321,461.64x = 8,723,617.08 × 3,420,852.51
  4. Step 4: Simplify right side
    6,321,461.64x = 29,842,207,384,396.87
  5. Step 5: Solve for x
    x = 29,842,207,384,396.87/6,321,461.64
  6. Step 6: Final answer
    x = 4,720,776.47

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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.