Home / 8,276,097.09-12,415,932.45-2,519,280.89

Finding the Fourth Proportional to 8,276,097.09, 12,415,932.45 and 2,519,280.89

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Solution

The fourth proportional to 8,276,097.09, 12,415,932.45 and 2,519,280.89 is: 3,779,465.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,097.09 : 12,415,932.45 = 2,519,280.89 : x
  2. Step 2: Convert to fraction form
    8,276,097.09/12,415,932.45 = 2,519,280.89/x
  3. Step 3: Cross multiply
    8,276,097.09x = 12,415,932.45 × 2,519,280.89
  4. Step 4: Simplify right side
    8,276,097.09x = 31,279,221,290,736.21
  5. Step 5: Solve for x
    x = 31,279,221,290,736.21/8,276,097.09
  6. Step 6: Final answer
    x = 3,779,465.24

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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.