Home / 43,776,109.70-65,664,164.55-11,863,405.70

Finding the Fourth Proportional to 43,776,109.70, 65,664,164.55 and 11,863,405.70

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Solution

The fourth proportional to 43,776,109.70, 65,664,164.55 and 11,863,405.70 is: 17,795,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,109.70 : 65,664,164.55 = 11,863,405.70 : x
  2. Step 2: Convert to fraction form
    43,776,109.70/65,664,164.55 = 11,863,405.70/x
  3. Step 3: Cross multiply
    43,776,109.70x = 65,664,164.55 × 11,863,405.70
  4. Step 4: Simplify right side
    43,776,109.70x = 779,000,624,008,207.88
  5. Step 5: Solve for x
    x = 779,000,624,008,207.88/43,776,109.70
  6. Step 6: Final answer
    x = 17,795,108.55

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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.