Home / 28,749,724.26-39,678,098.58-16,362,829.50

Finding the Fourth Proportional to 28,749,724.26, 39,678,098.58 and 16,362,829.50

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Solution

The fourth proportional to 28,749,724.26, 39,678,098.58 and 16,362,829.50 is: 22,582,684.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,749,724.26 : 39,678,098.58 = 16,362,829.50 : x
  2. Step 2: Convert to fraction form
    28,749,724.26/39,678,098.58 = 16,362,829.50/x
  3. Step 3: Cross multiply
    28,749,724.26x = 39,678,098.58 × 16,362,829.50
  4. Step 4: Simplify right side
    28,749,724.26x = 649,245,961,948,732.12
  5. Step 5: Solve for x
    x = 649,245,961,948,732.12/28,749,724.26
  6. Step 6: Final answer
    x = 22,582,684.83

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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.