Home / 39,391,958.88-59,089,626.36-12,099,338.28

Finding the Fourth Proportional to 39,391,958.88, 59,089,626.36 and 12,099,338.28

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Solution

The fourth proportional to 39,391,958.88, 59,089,626.36 and 12,099,338.28 is: 18,149,525.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391,958.88 : 59,089,626.36 = 12,099,338.28 : x
  2. Step 2: Convert to fraction form
    39,391,958.88/59,089,626.36 = 12,099,338.28/x
  3. Step 3: Cross multiply
    39,391,958.88x = 59,089,626.36 × 12,099,338.28
  4. Step 4: Simplify right side
    39,391,958.88x = 714,945,378,168,445
  5. Step 5: Solve for x
    x = 714,945,378,168,445/39,391,958.88
  6. Step 6: Final answer
    x = 18,149,525.91

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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.