Home / 30,783,846.80-46,145,314.20-14,581,319.60

Finding the Fourth Proportional to 30,783,846.80, 46,145,314.20 and 14,581,319.60

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Solution

The fourth proportional to 30,783,846.80, 46,145,314.20 and 14,581,319.60 is: 21,857,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,783,846.80 : 46,145,314.20 = 14,581,319.60 : x
  2. Step 2: Convert to fraction form
    30,783,846.80/46,145,314.20 = 14,581,319.60/x
  3. Step 3: Cross multiply
    30,783,846.80x = 46,145,314.20 × 14,581,319.60
  4. Step 4: Simplify right side
    30,783,846.80x = 672,859,574,392,618.38
  5. Step 5: Solve for x
    x = 672,859,574,392,618.38/30,783,846.80
  6. Step 6: Final answer
    x = 21,857,553.37

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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.