Home / 5,083,115.96-7,014,628.21-2,877,921.89

Finding the Fourth Proportional to 5,083,115.96, 7,014,628.21 and 2,877,921.89

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Solution

The fourth proportional to 5,083,115.96, 7,014,628.21 and 2,877,921.89 is: 3,971,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083,115.96 : 7,014,628.21 = 2,877,921.89 : x
  2. Step 2: Convert to fraction form
    5,083,115.96/7,014,628.21 = 2,877,921.89/x
  3. Step 3: Cross multiply
    5,083,115.96x = 7,014,628.21 × 2,877,921.89
  4. Step 4: Simplify right side
    5,083,115.96x = 20,187,552,075,770.52
  5. Step 5: Solve for x
    x = 20,187,552,075,770.52/5,083,115.96
  6. Step 6: Final answer
    x = 3,971,491.55

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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.