Home / 12,477,559.40-18,753,663.90-10,835,268.20

Finding the Fourth Proportional to 12,477,559.40, 18,753,663.90 and 10,835,268.20

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Solution

The fourth proportional to 12,477,559.40, 18,753,663.90 and 10,835,268.20 is: 16,285,314.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,477,559.40 : 18,753,663.90 = 10,835,268.20 : x
  2. Step 2: Convert to fraction form
    12,477,559.40/18,753,663.90 = 10,835,268.20/x
  3. Step 3: Cross multiply
    12,477,559.40x = 18,753,663.90 × 10,835,268.20
  4. Step 4: Simplify right side
    12,477,559.40x = 203,200,978,089,157.94
  5. Step 5: Solve for x
    x = 203,200,978,089,157.94/12,477,559.40
  6. Step 6: Final answer
    x = 16,285,314.43

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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.