Home / 19,345,110.95-28,992,783.23-11,764,029.35

Finding the Fourth Proportional to 19,345,110.95, 28,992,783.23 and 11,764,029.35

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Solution

The fourth proportional to 19,345,110.95, 28,992,783.23 and 11,764,029.35 is: 17,630,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345,110.95 : 28,992,783.23 = 11,764,029.35 : x
  2. Step 2: Convert to fraction form
    19,345,110.95/28,992,783.23 = 11,764,029.35/x
  3. Step 3: Cross multiply
    19,345,110.95x = 28,992,783.23 × 11,764,029.35
  4. Step 4: Simplify right side
    19,345,110.95x = 341,071,952,797,087.69
  5. Step 5: Solve for x
    x = 341,071,952,797,087.69/19,345,110.95
  6. Step 6: Final answer
    x = 17,630,912.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.