Home / 11,072,337.80-16,626,221.40-8,379,703.40

Finding the Fourth Proportional to 11,072,337.80, 16,626,221.40 and 8,379,703.40

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Solution

The fourth proportional to 11,072,337.80, 16,626,221.40 and 8,379,703.40 is: 12,582,961.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,337.80 : 16,626,221.40 = 8,379,703.40 : x
  2. Step 2: Convert to fraction form
    11,072,337.80/16,626,221.40 = 8,379,703.40/x
  3. Step 3: Cross multiply
    11,072,337.80x = 16,626,221.40 × 8,379,703.40
  4. Step 4: Simplify right side
    11,072,337.80x = 139,322,803,994,732.77
  5. Step 5: Solve for x
    x = 139,322,803,994,732.77/11,072,337.80
  6. Step 6: Final answer
    x = 12,582,961.84

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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.