Home / 9,494,379.36-13,109,752.80-8,768,936.88

Finding the Fourth Proportional to 9,494,379.36, 13,109,752.80 and 8,768,936.88

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Solution

The fourth proportional to 9,494,379.36, 13,109,752.80 and 8,768,936.88 is: 12,108,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,494,379.36 : 13,109,752.80 = 8,768,936.88 : x
  2. Step 2: Convert to fraction form
    9,494,379.36/13,109,752.80 = 8,768,936.88/x
  3. Step 3: Cross multiply
    9,494,379.36x = 13,109,752.80 × 8,768,936.88
  4. Step 4: Simplify right side
    9,494,379.36x = 114,958,594,815,603.28
  5. Step 5: Solve for x
    x = 114,958,594,815,603.28/9,494,379.36
  6. Step 6: Final answer
    x = 12,108,068.41

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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.