Home / 30,235,153.80-41,722,714.26-17,180,600.88

Finding the Fourth Proportional to 30,235,153.80, 41,722,714.26 and 17,180,600.88

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Solution

The fourth proportional to 30,235,153.80, 41,722,714.26 and 17,180,600.88 is: 23,708,207.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235,153.80 : 41,722,714.26 = 17,180,600.88 : x
  2. Step 2: Convert to fraction form
    30,235,153.80/41,722,714.26 = 17,180,600.88/x
  3. Step 3: Cross multiply
    30,235,153.80x = 41,722,714.26 × 17,180,600.88
  4. Step 4: Simplify right side
    30,235,153.80x = 716,821,301,331,344.50
  5. Step 5: Solve for x
    x = 716,821,301,331,344.50/30,235,153.80
  6. Step 6: Final answer
    x = 23,708,207.54

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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.