Home / 20,440,122.99-30,627,654.27-14,303,723.16

Finding the Fourth Proportional to 20,440,122.99, 30,627,654.27 and 14,303,723.16

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Solution

The fourth proportional to 20,440,122.99, 30,627,654.27 and 14,303,723.16 is: 21,432,820.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,440,122.99 : 30,627,654.27 = 14,303,723.16 : x
  2. Step 2: Convert to fraction form
    20,440,122.99/30,627,654.27 = 14,303,723.16/x
  3. Step 3: Cross multiply
    20,440,122.99x = 30,627,654.27 × 14,303,723.16
  4. Step 4: Simplify right side
    20,440,122.99x = 438,089,487,718,271.88
  5. Step 5: Solve for x
    x = 438,089,487,718,271.88/20,440,122.99
  6. Step 6: Final answer
    x = 21,432,820.53

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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.