Home / 12,012,498.62-16,577,242.86-6,505,873.76

Finding the Fourth Proportional to 12,012,498.62, 16,577,242.86 and 6,505,873.76

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Solution

The fourth proportional to 12,012,498.62, 16,577,242.86 and 6,505,873.76 is: 8,978,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,498.62 : 16,577,242.86 = 6,505,873.76 : x
  2. Step 2: Convert to fraction form
    12,012,498.62/16,577,242.86 = 6,505,873.76/x
  3. Step 3: Cross multiply
    12,012,498.62x = 16,577,242.86 × 6,505,873.76
  4. Step 4: Simplify right side
    12,012,498.62x = 107,849,449,336,021.34
  5. Step 5: Solve for x
    x = 107,849,449,336,021.34/12,012,498.62
  6. Step 6: Final answer
    x = 8,978,102.95

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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.