Home / 7,168,037.32-10,753,612.91-2,619,078.80

Finding the Fourth Proportional to 7,168,037.32, 10,753,612.91 and 2,619,078.80

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Solution

The fourth proportional to 7,168,037.32, 10,753,612.91 and 2,619,078.80 is: 3,929,187.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168,037.32 : 10,753,612.91 = 2,619,078.80 : x
  2. Step 2: Convert to fraction form
    7,168,037.32/10,753,612.91 = 2,619,078.80/x
  3. Step 3: Cross multiply
    7,168,037.32x = 10,753,612.91 × 2,619,078.80
  4. Step 4: Simplify right side
    7,168,037.32x = 28,164,559,582,891.91
  5. Step 5: Solve for x
    x = 28,164,559,582,891.91/7,168,037.32
  6. Step 6: Final answer
    x = 3,929,187.08

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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.