Home / 7,021,669.81-10,540,902.81-4,183,118.77

Finding the Fourth Proportional to 7,021,669.81, 10,540,902.81 and 4,183,118.77

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Solution

The fourth proportional to 7,021,669.81, 10,540,902.81 and 4,183,118.77 is: 6,279,681.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,669.81 : 10,540,902.81 = 4,183,118.77 : x
  2. Step 2: Convert to fraction form
    7,021,669.81/10,540,902.81 = 4,183,118.77/x
  3. Step 3: Cross multiply
    7,021,669.81x = 10,540,902.81 × 4,183,118.77
  4. Step 4: Simplify right side
    7,021,669.81x = 44,093,848,397,256.74
  5. Step 5: Solve for x
    x = 44,093,848,397,256.74/7,021,669.81
  6. Step 6: Final answer
    x = 6,279,681.27

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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.