Home / 12,276,438.43-16,943,012.43-7,051,083.07

Finding the Fourth Proportional to 12,276,438.43, 16,943,012.43 and 7,051,083.07

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Solution

The fourth proportional to 12,276,438.43, 16,943,012.43 and 7,051,083.07 is: 9,731,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276,438.43 : 16,943,012.43 = 7,051,083.07 : x
  2. Step 2: Convert to fraction form
    12,276,438.43/16,943,012.43 = 7,051,083.07/x
  3. Step 3: Cross multiply
    12,276,438.43x = 16,943,012.43 × 7,051,083.07
  4. Step 4: Simplify right side
    12,276,438.43x = 119,466,588,099,972.56
  5. Step 5: Solve for x
    x = 119,466,588,099,972.56/12,276,438.43
  6. Step 6: Final answer
    x = 9,731,371.91

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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.