Home / 30,485,861.44-42,070,323.12-16,735,059.52

Finding the Fourth Proportional to 30,485,861.44, 42,070,323.12 and 16,735,059.52

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Solution

The fourth proportional to 30,485,861.44, 42,070,323.12 and 16,735,059.52 is: 23,094,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,485,861.44 : 42,070,323.12 = 16,735,059.52 : x
  2. Step 2: Convert to fraction form
    30,485,861.44/42,070,323.12 = 16,735,059.52/x
  3. Step 3: Cross multiply
    30,485,861.44x = 42,070,323.12 × 16,735,059.52
  4. Step 4: Simplify right side
    30,485,861.44x = 704,049,361,438,832
  5. Step 5: Solve for x
    x = 704,049,361,438,832/30,485,861.44
  6. Step 6: Final answer
    x = 23,094,291.20

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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.