Home / 20,847,442.23-31,227,170.93-16,726,452.01

Finding the Fourth Proportional to 20,847,442.23, 31,227,170.93 and 16,726,452.01

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Solution

The fourth proportional to 20,847,442.23, 31,227,170.93 and 16,726,452.01 is: 25,054,381.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,847,442.23 : 31,227,170.93 = 16,726,452.01 : x
  2. Step 2: Convert to fraction form
    20,847,442.23/31,227,170.93 = 16,726,452.01/x
  3. Step 3: Cross multiply
    20,847,442.23x = 31,227,170.93 × 16,726,452.01
  4. Step 4: Simplify right side
    20,847,442.23x = 522,319,775,869,736.12
  5. Step 5: Solve for x
    x = 522,319,775,869,736.12/20,847,442.23
  6. Step 6: Final answer
    x = 25,054,381.74

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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.