Home / 29,089,520.30-40,143,215.21-16,699,910.15

Finding the Fourth Proportional to 29,089,520.30, 40,143,215.21 and 16,699,910.15

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Solution

The fourth proportional to 29,089,520.30, 40,143,215.21 and 16,699,910.15 is: 23,045,690.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,089,520.30 : 40,143,215.21 = 16,699,910.15 : x
  2. Step 2: Convert to fraction form
    29,089,520.30/40,143,215.21 = 16,699,910.15/x
  3. Step 3: Cross multiply
    29,089,520.30x = 40,143,215.21 × 16,699,910.15
  4. Step 4: Simplify right side
    29,089,520.30x = 670,388,087,155,971.88
  5. Step 5: Solve for x
    x = 670,388,087,155,971.88/29,089,520.30
  6. Step 6: Final answer
    x = 23,045,690.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.