Home / 70,263,112.50-105,399,984.24-21,745,873.44

Finding the Fourth Proportional to 70,263,112.50, 105,399,984.24 and 21,745,873.44

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Solution

The fourth proportional to 70,263,112.50, 105,399,984.24 and 21,745,873.44 is: 32,620,455.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,263,112.50 : 105,399,984.24 = 21,745,873.44 : x
  2. Step 2: Convert to fraction form
    70,263,112.50/105,399,984.24 = 21,745,873.44/x
  3. Step 3: Cross multiply
    70,263,112.50x = 105,399,984.24 × 21,745,873.44
  4. Step 4: Simplify right side
    70,263,112.50x = 2,292,014,717,861,034.50
  5. Step 5: Solve for x
    x = 2,292,014,717,861,034.50/70,263,112.50
  6. Step 6: Final answer
    x = 32,620,455.26

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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.