Home / 51,093,030.60-76,660,541.10-18,760,422.60

Finding the Fourth Proportional to 51,093,030.60, 76,660,541.10 and 18,760,422.60

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Solution

The fourth proportional to 51,093,030.60, 76,660,541.10 and 18,760,422.60 is: 28,148,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,093,030.60 : 76,660,541.10 = 18,760,422.60 : x
  2. Step 2: Convert to fraction form
    51,093,030.60/76,660,541.10 = 18,760,422.60/x
  3. Step 3: Cross multiply
    51,093,030.60x = 76,660,541.10 × 18,760,422.60
  4. Step 4: Simplify right side
    51,093,030.60x = 1,438,184,147,780,668.75
  5. Step 5: Solve for x
    x = 1,438,184,147,780,668.75/51,093,030.60
  6. Step 6: Final answer
    x = 28,148,342.95

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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.