Home / 37,308,219.20-51,485,447.10-21,630,290.54

Finding the Fourth Proportional to 37,308,219.20, 51,485,447.10 and 21,630,290.54

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Solution

The fourth proportional to 37,308,219.20, 51,485,447.10 and 21,630,290.54 is: 29,849,861.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,308,219.20 : 51,485,447.10 = 21,630,290.54 : x
  2. Step 2: Convert to fraction form
    37,308,219.20/51,485,447.10 = 21,630,290.54/x
  3. Step 3: Cross multiply
    37,308,219.20x = 51,485,447.10 × 21,630,290.54
  4. Step 4: Simplify right side
    37,308,219.20x = 1,113,645,179,354,800.38
  5. Step 5: Solve for x
    x = 1,113,645,179,354,800.38/37,308,219.20
  6. Step 6: Final answer
    x = 29,849,861.59

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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.