Home / 20,465,720.55-30,699,072.90-6,089,257.35

Finding the Fourth Proportional to 20,465,720.55, 30,699,072.90 and 6,089,257.35

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Solution

The fourth proportional to 20,465,720.55, 30,699,072.90 and 6,089,257.35 is: 9,134,032.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,465,720.55 : 30,699,072.90 = 6,089,257.35 : x
  2. Step 2: Convert to fraction form
    20,465,720.55/30,699,072.90 = 6,089,257.35/x
  3. Step 3: Cross multiply
    20,465,720.55x = 30,699,072.90 × 6,089,257.35
  4. Step 4: Simplify right side
    20,465,720.55x = 186,934,555,294,510.78
  5. Step 5: Solve for x
    x = 186,934,555,294,510.78/20,465,720.55
  6. Step 6: Final answer
    x = 9,134,032.43

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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.