Home / 20,332,744.86-28,058,421.67-11,040,114.03

Finding the Fourth Proportional to 20,332,744.86, 28,058,421.67 and 11,040,114.03

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Solution

The fourth proportional to 20,332,744.86, 28,058,421.67 and 11,040,114.03 is: 15,234,941.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,332,744.86 : 28,058,421.67 = 11,040,114.03 : x
  2. Step 2: Convert to fraction form
    20,332,744.86/28,058,421.67 = 11,040,114.03/x
  3. Step 3: Cross multiply
    20,332,744.86x = 28,058,421.67 × 11,040,114.03
  4. Step 4: Simplify right side
    20,332,744.86x = 309,768,174,738,623
  5. Step 5: Solve for x
    x = 309,768,174,738,623/20,332,744.86
  6. Step 6: Final answer
    x = 15,234,941.32

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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.