Home / 10,021,369.55-15,042,684.20-8,876,051.18

Finding the Fourth Proportional to 10,021,369.55, 15,042,684.20 and 8,876,051.18

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Solution

The fourth proportional to 10,021,369.55, 15,042,684.20 and 8,876,051.18 is: 13,323,491.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021,369.55 : 15,042,684.20 = 8,876,051.18 : x
  2. Step 2: Convert to fraction form
    10,021,369.55/15,042,684.20 = 8,876,051.18/x
  3. Step 3: Cross multiply
    10,021,369.55x = 15,042,684.20 × 8,876,051.18
  4. Step 4: Simplify right side
    10,021,369.55x = 133,519,634,724,183.69
  5. Step 5: Solve for x
    x = 133,519,634,724,183.69/10,021,369.55
  6. Step 6: Final answer
    x = 13,323,491.78

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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.