Home / 18,726,028.30-28,089,042.45-14,474,500.30

Finding the Fourth Proportional to 18,726,028.30, 28,089,042.45 and 14,474,500.30

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Solution

The fourth proportional to 18,726,028.30, 28,089,042.45 and 14,474,500.30 is: 21,711,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726,028.30 : 28,089,042.45 = 14,474,500.30 : x
  2. Step 2: Convert to fraction form
    18,726,028.30/28,089,042.45 = 14,474,500.30/x
  3. Step 3: Cross multiply
    18,726,028.30x = 28,089,042.45 × 14,474,500.30
  4. Step 4: Simplify right side
    18,726,028.30x = 406,574,853,369,237.75
  5. Step 5: Solve for x
    x = 406,574,853,369,237.75/18,726,028.30
  6. Step 6: Final answer
    x = 21,711,750.45

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Similar ratio
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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.