Home / 6,516,400.10-8,992,694.15-3,616,060.84

Finding the Fourth Proportional to 6,516,400.10, 8,992,694.15 and 3,616,060.84

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Solution

The fourth proportional to 6,516,400.10, 8,992,694.15 and 3,616,060.84 is: 4,990,198.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516,400.10 : 8,992,694.15 = 3,616,060.84 : x
  2. Step 2: Convert to fraction form
    6,516,400.10/8,992,694.15 = 3,616,060.84/x
  3. Step 3: Cross multiply
    6,516,400.10x = 8,992,694.15 × 3,616,060.84
  4. Step 4: Simplify right side
    6,516,400.10x = 32,518,129,185,494.18
  5. Step 5: Solve for x
    x = 32,518,129,185,494.18/6,516,400.10
  6. Step 6: Final answer
    x = 4,990,198.37

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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.