Home / 28,173,833.91-42,166,585.67-16,040,040.12

Finding the Fourth Proportional to 28,173,833.91, 42,166,585.67 and 16,040,040.12

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Solution

The fourth proportional to 28,173,833.91, 42,166,585.67 and 16,040,040.12 is: 24,006,449.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,173,833.91 : 42,166,585.67 = 16,040,040.12 : x
  2. Step 2: Convert to fraction form
    28,173,833.91/42,166,585.67 = 16,040,040.12/x
  3. Step 3: Cross multiply
    28,173,833.91x = 42,166,585.67 × 16,040,040.12
  4. Step 4: Simplify right side
    28,173,833.91x = 676,353,725,790,016.88
  5. Step 5: Solve for x
    x = 676,353,725,790,016.88/28,173,833.91
  6. Step 6: Final answer
    x = 24,006,449.67

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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.