Home / 28,065,452-42,098,179.62-6,790,316

Finding the Fourth Proportional to 28,065,452, 42,098,179.62 and 6,790,316

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Solution

The fourth proportional to 28,065,452, 42,098,179.62 and 6,790,316 is: 10,185,474.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,065,452 : 42,098,179.62 = 6,790,316 : x
  2. Step 2: Convert to fraction form
    28,065,452/42,098,179.62 = 6,790,316/x
  3. Step 3: Cross multiply
    28,065,452x = 42,098,179.62 × 6,790,316
  4. Step 4: Simplify right side
    28,065,452x = 285,859,942,644,559.88
  5. Step 5: Solve for x
    x = 285,859,942,644,559.88/28,065,452
  6. Step 6: Final answer
    x = 10,185,474.39

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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.