Home / 30,072,680.88-41,500,340.64-16,321,645.20

Finding the Fourth Proportional to 30,072,680.88, 41,500,340.64 and 16,321,645.20

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Solution

The fourth proportional to 30,072,680.88, 41,500,340.64 and 16,321,645.20 is: 22,523,892.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072,680.88 : 41,500,340.64 = 16,321,645.20 : x
  2. Step 2: Convert to fraction form
    30,072,680.88/41,500,340.64 = 16,321,645.20/x
  3. Step 3: Cross multiply
    30,072,680.88x = 41,500,340.64 × 16,321,645.20
  4. Step 4: Simplify right side
    30,072,680.88x = 677,353,835,605,220.88
  5. Step 5: Solve for x
    x = 677,353,835,605,220.88/30,072,680.88
  6. Step 6: Final answer
    x = 22,523,892.64

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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.