Home / 5,447,890.80-8,171,836.20-4,860,025.20

Finding the Fourth Proportional to 5,447,890.80, 8,171,836.20 and 4,860,025.20

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Solution

The fourth proportional to 5,447,890.80, 8,171,836.20 and 4,860,025.20 is: 7,290,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,890.80 : 8,171,836.20 = 4,860,025.20 : x
  2. Step 2: Convert to fraction form
    5,447,890.80/8,171,836.20 = 4,860,025.20/x
  3. Step 3: Cross multiply
    5,447,890.80x = 8,171,836.20 × 4,860,025.20
  4. Step 4: Simplify right side
    5,447,890.80x = 39,715,329,862,272.24
  5. Step 5: Solve for x
    x = 39,715,329,862,272.24/5,447,890.80
  6. Step 6: Final answer
    x = 7,290,037.80

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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.