Home / 8,171,028.20-12,262,447.20-4,572,975.80

Finding the Fourth Proportional to 8,171,028.20, 12,262,447.20 and 4,572,975.80

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Solution

The fourth proportional to 8,171,028.20, 12,262,447.20 and 4,572,975.80 is: 6,862,768.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,028.20 : 12,262,447.20 = 4,572,975.80 : x
  2. Step 2: Convert to fraction form
    8,171,028.20/12,262,447.20 = 4,572,975.80/x
  3. Step 3: Cross multiply
    8,171,028.20x = 12,262,447.20 × 4,572,975.80
  4. Step 4: Simplify right side
    8,171,028.20x = 56,075,874,294,377.76
  5. Step 5: Solve for x
    x = 56,075,874,294,377.76/8,171,028.20
  6. Step 6: Final answer
    x = 6,862,768.42

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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.