Home / 8,119,678.98-11,205,156.68-4,448,734.64

Finding the Fourth Proportional to 8,119,678.98, 11,205,156.68 and 4,448,734.64

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Solution

The fourth proportional to 8,119,678.98, 11,205,156.68 and 4,448,734.64 is: 6,139,253.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,678.98 : 11,205,156.68 = 4,448,734.64 : x
  2. Step 2: Convert to fraction form
    8,119,678.98/11,205,156.68 = 4,448,734.64/x
  3. Step 3: Cross multiply
    8,119,678.98x = 11,205,156.68 × 4,448,734.64
  4. Step 4: Simplify right side
    8,119,678.98x = 49,848,768,668,943.39
  5. Step 5: Solve for x
    x = 49,848,768,668,943.39/8,119,678.98
  6. Step 6: Final answer
    x = 6,139,253.63

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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.