Home / 43,776,147.20-65,664,220.80-11,863,443.20

Finding the Fourth Proportional to 43,776,147.20, 65,664,220.80 and 11,863,443.20

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Solution

The fourth proportional to 43,776,147.20, 65,664,220.80 and 11,863,443.20 is: 17,795,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,147.20 : 65,664,220.80 = 11,863,443.20 : x
  2. Step 2: Convert to fraction form
    43,776,147.20/65,664,220.80 = 11,863,443.20/x
  3. Step 3: Cross multiply
    43,776,147.20x = 65,664,220.80 × 11,863,443.20
  4. Step 4: Simplify right side
    43,776,147.20x = 779,003,753,733,058.50
  5. Step 5: Solve for x
    x = 779,003,753,733,058.50/43,776,147.20
  6. Step 6: Final answer
    x = 17,795,164.80

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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.