Home / 8,703,404.70-12,010,986.45-4,783,299.78

Finding the Fourth Proportional to 8,703,404.70, 12,010,986.45 and 4,783,299.78

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Solution

The fourth proportional to 8,703,404.70, 12,010,986.45 and 4,783,299.78 is: 6,601,111.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703,404.70 : 12,010,986.45 = 4,783,299.78 : x
  2. Step 2: Convert to fraction form
    8,703,404.70/12,010,986.45 = 4,783,299.78/x
  3. Step 3: Cross multiply
    8,703,404.70x = 12,010,986.45 × 4,783,299.78
  4. Step 4: Simplify right side
    8,703,404.70x = 57,452,148,843,867.98
  5. Step 5: Solve for x
    x = 57,452,148,843,867.98/8,703,404.70
  6. Step 6: Final answer
    x = 6,601,111.96

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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.