Home / 28,347,338.60-42,521,007.90-22,678,634.60

Finding the Fourth Proportional to 28,347,338.60, 42,521,007.90 and 22,678,634.60

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Solution

The fourth proportional to 28,347,338.60, 42,521,007.90 and 22,678,634.60 is: 34,017,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,347,338.60 : 42,521,007.90 = 22,678,634.60 : x
  2. Step 2: Convert to fraction form
    28,347,338.60/42,521,007.90 = 22,678,634.60/x
  3. Step 3: Cross multiply
    28,347,338.60x = 42,521,007.90 × 22,678,634.60
  4. Step 4: Simplify right side
    28,347,338.60x = 964,318,400,987,813.38
  5. Step 5: Solve for x
    x = 964,318,400,987,813.38/28,347,338.60
  6. Step 6: Final answer
    x = 34,017,951.90

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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.