Home / 47,321,861.30-70,986,382.36-12,777,760.35

Finding the Fourth Proportional to 47,321,861.30, 70,986,382.36 and 12,777,760.35

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Solution

The fourth proportional to 47,321,861.30, 70,986,382.36 and 12,777,760.35 is: 19,167,610.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,321,861.30 : 70,986,382.36 = 12,777,760.35 : x
  2. Step 2: Convert to fraction form
    47,321,861.30/70,986,382.36 = 12,777,760.35/x
  3. Step 3: Cross multiply
    47,321,861.30x = 70,986,382.36 × 12,777,760.35
  4. Step 4: Simplify right side
    47,321,861.30x = 907,046,981,787,465.38
  5. Step 5: Solve for x
    x = 907,046,981,787,465.38/47,321,861.30
  6. Step 6: Final answer
    x = 19,167,610.00

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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.