Home / 43,780,267.20-65,670,400.80-11,867,563.20

Finding the Fourth Proportional to 43,780,267.20, 65,670,400.80 and 11,867,563.20

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Solution

The fourth proportional to 43,780,267.20, 65,670,400.80 and 11,867,563.20 is: 17,801,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,780,267.20 : 65,670,400.80 = 11,867,563.20 : x
  2. Step 2: Convert to fraction form
    43,780,267.20/65,670,400.80 = 11,867,563.20/x
  3. Step 3: Cross multiply
    43,780,267.20x = 65,670,400.80 × 11,867,563.20
  4. Step 4: Simplify right side
    43,780,267.20x = 779,347,631,863,330.50
  5. Step 5: Solve for x
    x = 779,347,631,863,330.50/43,780,267.20
  6. Step 6: Final answer
    x = 17,801,344.80

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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.