Home / 47,639,417.83-71,462,542.26-19,945,466.83

Finding the Fourth Proportional to 47,639,417.83, 71,462,542.26 and 19,945,466.83

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Solution

The fourth proportional to 47,639,417.83, 71,462,542.26 and 19,945,466.83 is: 29,919,630.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,639,417.83 : 71,462,542.26 = 19,945,466.83 : x
  2. Step 2: Convert to fraction form
    47,639,417.83/71,462,542.26 = 19,945,466.83/x
  3. Step 3: Cross multiply
    47,639,417.83x = 71,462,542.26 × 19,945,466.83
  4. Step 4: Simplify right side
    47,639,417.83x = 1,425,353,766,286,233.75
  5. Step 5: Solve for x
    x = 1,425,353,766,286,233.75/47,639,417.83
  6. Step 6: Final answer
    x = 29,919,630.24

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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.