Finding the Fourth Proportional to 49,211,660.02, 73,817,515.95 and 12,819,954.10
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Solution
The fourth proportional to 49,211,660.02, 73,817,515.95 and 12,819,954.10 is: 19,229,937.90
Step by Step Solution
- Step 1: Write the proportion equation
49,211,660.02 : 73,817,515.95 = 12,819,954.10 : x - Step 2: Convert to fraction form
49,211,660.02/73,817,515.95 = 12,819,954.10/x - Step 3: Cross multiply
49,211,660.02x = 73,817,515.95 × 12,819,954.10 - Step 4: Simplify right side
49,211,660.02x = 946,337,166,255,017.88 - Step 5: Solve for x
x = 946,337,166,255,017.88/49,211,660.02 - Step 6: Final answer
x = 19,229,937.90
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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.