Home / 12,646,960.96-17,462,866.80-11,679,737.44

Finding the Fourth Proportional to 12,646,960.96, 17,462,866.80 and 11,679,737.44

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Solution

The fourth proportional to 12,646,960.96, 17,462,866.80 and 11,679,737.44 is: 16,127,328.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,646,960.96 : 17,462,866.80 = 11,679,737.44 : x
  2. Step 2: Convert to fraction form
    12,646,960.96/17,462,866.80 = 11,679,737.44/x
  3. Step 3: Cross multiply
    12,646,960.96x = 17,462,866.80 × 11,679,737.44
  4. Step 4: Simplify right side
    12,646,960.96x = 203,961,699,173,693
  5. Step 5: Solve for x
    x = 203,961,699,173,693/12,646,960.96
  6. Step 6: Final answer
    x = 16,127,328.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.