Home / 20,328,073.65-30,485,636.96-6,678,051.75

Finding the Fourth Proportional to 20,328,073.65, 30,485,636.96 and 6,678,051.75

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Solution

The fourth proportional to 20,328,073.65, 30,485,636.96 and 6,678,051.75 is: 10,014,950.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,328,073.65 : 30,485,636.96 = 6,678,051.75 : x
  2. Step 2: Convert to fraction form
    20,328,073.65/30,485,636.96 = 6,678,051.75/x
  3. Step 3: Cross multiply
    20,328,073.65x = 30,485,636.96 × 6,678,051.75
  4. Step 4: Simplify right side
    20,328,073.65x = 203,584,661,217,202.41
  5. Step 5: Solve for x
    x = 203,584,661,217,202.41/20,328,073.65
  6. Step 6: Final answer
    x = 10,014,950.98

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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.