Home / 34,122,743.52-47,089,389.60-18,652,891.20

Finding the Fourth Proportional to 34,122,743.52, 47,089,389.60 and 18,652,891.20

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Solution

The fourth proportional to 34,122,743.52, 47,089,389.60 and 18,652,891.20 is: 25,740,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,122,743.52 : 47,089,389.60 = 18,652,891.20 : x
  2. Step 2: Convert to fraction form
    34,122,743.52/47,089,389.60 = 18,652,891.20/x
  3. Step 3: Cross multiply
    34,122,743.52x = 47,089,389.60 × 18,652,891.20
  4. Step 4: Simplify right side
    34,122,743.52x = 878,353,260,883,211.50
  5. Step 5: Solve for x
    x = 878,353,260,883,211.50/34,122,743.52
  6. Step 6: Final answer
    x = 25,740,991.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.