Home / 20,235,807.16-30,351,474.58-5,089,744.44

Finding the Fourth Proportional to 20,235,807.16, 30,351,474.58 and 5,089,744.44

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Solution

The fourth proportional to 20,235,807.16, 30,351,474.58 and 5,089,744.44 is: 7,634,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,235,807.16 : 30,351,474.58 = 5,089,744.44 : x
  2. Step 2: Convert to fraction form
    20,235,807.16/30,351,474.58 = 5,089,744.44/x
  3. Step 3: Cross multiply
    20,235,807.16x = 30,351,474.58 × 5,089,744.44
  4. Step 4: Simplify right side
    20,235,807.16x = 154,481,248,989,356.34
  5. Step 5: Solve for x
    x = 154,481,248,989,356.34/20,235,807.16
  6. Step 6: Final answer
    x = 7,634,054.22

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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.