Home / 11,178,063.30-16,746,427.80-6,371,474.70

Finding the Fourth Proportional to 11,178,063.30, 16,746,427.80 and 6,371,474.70

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Solution

The fourth proportional to 11,178,063.30, 16,746,427.80 and 6,371,474.70 is: 9,545,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,063.30 : 16,746,427.80 = 6,371,474.70 : x
  2. Step 2: Convert to fraction form
    11,178,063.30/16,746,427.80 = 6,371,474.70/x
  3. Step 3: Cross multiply
    11,178,063.30x = 16,746,427.80 × 6,371,474.70
  4. Step 4: Simplify right side
    11,178,063.30x = 106,699,441,043,076.67
  5. Step 5: Solve for x
    x = 106,699,441,043,076.67/11,178,063.30
  6. Step 6: Final answer
    x = 9,545,431.81

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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.