Home / 6,446,499.21-9,666,421.14-1,896,956.73

Finding the Fourth Proportional to 6,446,499.21, 9,666,421.14 and 1,896,956.73

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Solution

The fourth proportional to 6,446,499.21, 9,666,421.14 and 1,896,956.73 is: 2,844,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446,499.21 : 9,666,421.14 = 1,896,956.73 : x
  2. Step 2: Convert to fraction form
    6,446,499.21/9,666,421.14 = 1,896,956.73/x
  3. Step 3: Cross multiply
    6,446,499.21x = 9,666,421.14 × 1,896,956.73
  4. Step 4: Simplify right side
    6,446,499.21x = 18,336,782,636,537.27
  5. Step 5: Solve for x
    x = 18,336,782,636,537.27/6,446,499.21
  6. Step 6: Final answer
    x = 2,844,455.89

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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.