Home / 11,818,712.12-16,317,411.98-7,414,474.82

Finding the Fourth Proportional to 11,818,712.12, 16,317,411.98 and 7,414,474.82

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Solution

The fourth proportional to 11,818,712.12, 16,317,411.98 and 7,414,474.82 is: 10,236,736.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818,712.12 : 16,317,411.98 = 7,414,474.82 : x
  2. Step 2: Convert to fraction form
    11,818,712.12/16,317,411.98 = 7,414,474.82/x
  3. Step 3: Cross multiply
    11,818,712.12x = 16,317,411.98 × 7,414,474.82
  4. Step 4: Simplify right side
    11,818,712.12x = 120,985,040,134,616.91
  5. Step 5: Solve for x
    x = 120,985,040,134,616.91/11,818,712.12
  6. Step 6: Final answer
    x = 10,236,736.37

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1.5x scale

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.