Home / 28,447,821.44-42,671,842.86-6,882,388.52

Finding the Fourth Proportional to 28,447,821.44, 42,671,842.86 and 6,882,388.52

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Solution

The fourth proportional to 28,447,821.44, 42,671,842.86 and 6,882,388.52 is: 10,323,609.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447,821.44 : 42,671,842.86 = 6,882,388.52 : x
  2. Step 2: Convert to fraction form
    28,447,821.44/42,671,842.86 = 6,882,388.52/x
  3. Step 3: Cross multiply
    28,447,821.44x = 42,671,842.86 × 6,882,388.52
  4. Step 4: Simplify right side
    28,447,821.44x = 293,684,201,426,907.94
  5. Step 5: Solve for x
    x = 293,684,201,426,907.94/28,447,821.44
  6. Step 6: Final answer
    x = 10,323,609.56

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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.