Home / 9,290,999.70-13,936,499.55-6,456,647.70

Finding the Fourth Proportional to 9,290,999.70, 13,936,499.55 and 6,456,647.70

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Solution

The fourth proportional to 9,290,999.70, 13,936,499.55 and 6,456,647.70 is: 9,684,971.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290,999.70 : 13,936,499.55 = 6,456,647.70 : x
  2. Step 2: Convert to fraction form
    9,290,999.70/13,936,499.55 = 6,456,647.70/x
  3. Step 3: Cross multiply
    9,290,999.70x = 13,936,499.55 × 6,456,647.70
  4. Step 4: Simplify right side
    9,290,999.70x = 89,983,067,765,558.55
  5. Step 5: Solve for x
    x = 89,983,067,765,558.55/9,290,999.70
  6. Step 6: Final answer
    x = 9,684,971.55

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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.