Home / 5,367,989.73-7,412,295.39-4,978,536.98

Finding the Fourth Proportional to 5,367,989.73, 7,412,295.39 and 4,978,536.98

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Solution

The fourth proportional to 5,367,989.73, 7,412,295.39 and 4,978,536.98 is: 6,874,526.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367,989.73 : 7,412,295.39 = 4,978,536.98 : x
  2. Step 2: Convert to fraction form
    5,367,989.73/7,412,295.39 = 4,978,536.98/x
  3. Step 3: Cross multiply
    5,367,989.73x = 7,412,295.39 × 4,978,536.98
  4. Step 4: Simplify right side
    5,367,989.73x = 36,902,386,668,737.04
  5. Step 5: Solve for x
    x = 36,902,386,668,737.04/5,367,989.73
  6. Step 6: Final answer
    x = 6,874,526.32

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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.