Home / 30,236,219.50-41,729,525.32-17,185,440.22

Finding the Fourth Proportional to 30,236,219.50, 41,729,525.32 and 17,185,440.22

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Solution

The fourth proportional to 30,236,219.50, 41,729,525.32 and 17,185,440.22 is: 23,717,920.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236,219.50 : 41,729,525.32 = 17,185,440.22 : x
  2. Step 2: Convert to fraction form
    30,236,219.50/41,729,525.32 = 17,185,440.22/x
  3. Step 3: Cross multiply
    30,236,219.50x = 41,729,525.32 × 17,185,440.22
  4. Step 4: Simplify right side
    30,236,219.50x = 717,140,262,587,188.75
  5. Step 5: Solve for x
    x = 717,140,262,587,188.75/30,236,219.50
  6. Step 6: Final answer
    x = 23,717,920.91

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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.