Home / 28,162,167.08-38,859,351.32-16,403,370.64

Finding the Fourth Proportional to 28,162,167.08, 38,859,351.32 and 16,403,370.64

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Solution

The fourth proportional to 28,162,167.08, 38,859,351.32 and 16,403,370.64 is: 22,634,065.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,162,167.08 : 38,859,351.32 = 16,403,370.64 : x
  2. Step 2: Convert to fraction form
    28,162,167.08/38,859,351.32 = 16,403,370.64/x
  3. Step 3: Cross multiply
    28,162,167.08x = 38,859,351.32 × 16,403,370.64
  4. Step 4: Simplify right side
    28,162,167.08x = 637,424,342,475,793.25
  5. Step 5: Solve for x
    x = 637,424,342,475,793.25/28,162,167.08
  6. Step 6: Final answer
    x = 22,634,065.79

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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.