Home / 43,776,115.20-65,664,172.80-11,863,411.20

Finding the Fourth Proportional to 43,776,115.20, 65,664,172.80 and 11,863,411.20

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Solution

The fourth proportional to 43,776,115.20, 65,664,172.80 and 11,863,411.20 is: 17,795,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,115.20 : 65,664,172.80 = 11,863,411.20 : x
  2. Step 2: Convert to fraction form
    43,776,115.20/65,664,172.80 = 11,863,411.20/x
  3. Step 3: Cross multiply
    43,776,115.20x = 65,664,172.80 × 11,863,411.20
  4. Step 4: Simplify right side
    43,776,115.20x = 779,001,083,034,255.25
  5. Step 5: Solve for x
    x = 779,001,083,034,255.25/43,776,115.20
  6. Step 6: Final answer
    x = 17,795,116.80

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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.