Home / 43,670,260.80-65,529,010.80-18,113,853.60

Finding the Fourth Proportional to 43,670,260.80, 65,529,010.80 and 18,113,853.60

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Solution

The fourth proportional to 43,670,260.80, 65,529,010.80 and 18,113,853.60 is: 27,180,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,670,260.80 : 65,529,010.80 = 18,113,853.60 : x
  2. Step 2: Convert to fraction form
    43,670,260.80/65,529,010.80 = 18,113,853.60/x
  3. Step 3: Cross multiply
    43,670,260.80x = 65,529,010.80 × 18,113,853.60
  4. Step 4: Simplify right side
    43,670,260.80x = 1,186,982,908,184,019
  5. Step 5: Solve for x
    x = 1,186,982,908,184,019/43,670,260.80
  6. Step 6: Final answer
    x = 27,180,577.50

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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.