Home / 28,099,367.54-42,151,942.62-10,606,658.68

Finding the Fourth Proportional to 28,099,367.54, 42,151,942.62 and 10,606,658.68

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Solution

The fourth proportional to 28,099,367.54, 42,151,942.62 and 10,606,658.68 is: 15,911,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,099,367.54 : 42,151,942.62 = 10,606,658.68 : x
  2. Step 2: Convert to fraction form
    28,099,367.54/42,151,942.62 = 10,606,658.68/x
  3. Step 3: Cross multiply
    28,099,367.54x = 42,151,942.62 × 10,606,658.68
  4. Step 4: Simplify right side
    28,099,367.54x = 447,091,268,069,284.88
  5. Step 5: Solve for x
    x = 447,091,268,069,284.88/28,099,367.54
  6. Step 6: Final answer
    x = 15,911,079.40

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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.