Home / 16,289,823.54-24,397,534.32-7,776,138.72

Finding the Fourth Proportional to 16,289,823.54, 24,397,534.32 and 7,776,138.72

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Solution

The fourth proportional to 16,289,823.54, 24,397,534.32 and 7,776,138.72 is: 11,646,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,289,823.54 : 24,397,534.32 = 7,776,138.72 : x
  2. Step 2: Convert to fraction form
    16,289,823.54/24,397,534.32 = 7,776,138.72/x
  3. Step 3: Cross multiply
    16,289,823.54x = 24,397,534.32 × 7,776,138.72
  4. Step 4: Simplify right side
    16,289,823.54x = 189,718,611,298,280.88
  5. Step 5: Solve for x
    x = 189,718,611,298,280.88/16,289,823.54
  6. Step 6: Final answer
    x = 11,646,449.75

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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.