Home / 12,415,049.96-17,123,063.11-8,065,537.67

Finding the Fourth Proportional to 12,415,049.96, 17,123,063.11 and 8,065,537.67

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Solution

The fourth proportional to 12,415,049.96, 17,123,063.11 and 8,065,537.67 is: 11,124,136.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,049.96 : 17,123,063.11 = 8,065,537.67 : x
  2. Step 2: Convert to fraction form
    12,415,049.96/17,123,063.11 = 8,065,537.67/x
  3. Step 3: Cross multiply
    12,415,049.96x = 17,123,063.11 × 8,065,537.67
  4. Step 4: Simplify right side
    12,415,049.96x = 138,106,710,562,136.19
  5. Step 5: Solve for x
    x = 138,106,710,562,136.19/12,415,049.96
  6. Step 6: Final answer
    x = 11,124,136.52

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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.