Home / 14,698,535.87-20,285,115.71-8,818,391.35

Finding the Fourth Proportional to 14,698,535.87, 20,285,115.71 and 8,818,391.35

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Solution

The fourth proportional to 14,698,535.87, 20,285,115.71 and 8,818,391.35 is: 12,170,061.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698,535.87 : 20,285,115.71 = 8,818,391.35 : x
  2. Step 2: Convert to fraction form
    14,698,535.87/20,285,115.71 = 8,818,391.35/x
  3. Step 3: Cross multiply
    14,698,535.87x = 20,285,115.71 × 8,818,391.35
  4. Step 4: Simplify right side
    14,698,535.87x = 178,882,088,910,813.09
  5. Step 5: Solve for x
    x = 178,882,088,910,813.09/14,698,535.87
  6. Step 6: Final answer
    x = 12,170,061.73

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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.