Home / 11,021,428.80-16,532,196.03-3,345,140.34

Finding the Fourth Proportional to 11,021,428.80, 16,532,196.03 and 3,345,140.34

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Solution

The fourth proportional to 11,021,428.80, 16,532,196.03 and 3,345,140.34 is: 5,017,726.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021,428.80 : 16,532,196.03 = 3,345,140.34 : x
  2. Step 2: Convert to fraction form
    11,021,428.80/16,532,196.03 = 3,345,140.34/x
  3. Step 3: Cross multiply
    11,021,428.80x = 16,532,196.03 × 3,345,140.34
  4. Step 4: Simplify right side
    11,021,428.80x = 55,302,515,848,740.84
  5. Step 5: Solve for x
    x = 55,302,515,848,740.84/11,021,428.80
  6. Step 6: Final answer
    x = 5,017,726.54

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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.