Home / 30,888,166.40-42,630,786.24-17,141,546.24

Finding the Fourth Proportional to 30,888,166.40, 42,630,786.24 and 17,141,546.24

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Solution

The fourth proportional to 30,888,166.40, 42,630,786.24 and 17,141,546.24 is: 23,658,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,888,166.40 : 42,630,786.24 = 17,141,546.24 : x
  2. Step 2: Convert to fraction form
    30,888,166.40/42,630,786.24 = 17,141,546.24/x
  3. Step 3: Cross multiply
    30,888,166.40x = 42,630,786.24 × 17,141,546.24
  4. Step 4: Simplify right side
    30,888,166.40x = 730,757,593,580,515.75
  5. Step 5: Solve for x
    x = 730,757,593,580,515.75/30,888,166.40
  6. Step 6: Final answer
    x = 23,658,173.30

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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.