Home / 12,692,198.02-19,045,861.36-4,605,804.58

Finding the Fourth Proportional to 12,692,198.02, 19,045,861.36 and 4,605,804.58

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Solution

The fourth proportional to 12,692,198.02, 19,045,861.36 and 4,605,804.58 is: 6,911,451.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692,198.02 : 19,045,861.36 = 4,605,804.58 : x
  2. Step 2: Convert to fraction form
    12,692,198.02/19,045,861.36 = 4,605,804.58/x
  3. Step 3: Cross multiply
    12,692,198.02x = 19,045,861.36 × 4,605,804.58
  4. Step 4: Simplify right side
    12,692,198.02x = 87,721,515,481,933.03
  5. Step 5: Solve for x
    x = 87,721,515,481,933.03/12,692,198.02
  6. Step 6: Final answer
    x = 6,911,451.85

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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.