Finding the Fourth Proportional to 18,824,247.84, 25,977,462.36 and 10,675,485.84
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Solution
The fourth proportional to 18,824,247.84, 25,977,462.36 and 10,675,485.84 is: 14,732,170.65
Step by Step Solution
- Step 1: Write the proportion equation
18,824,247.84 : 25,977,462.36 = 10,675,485.84 : x - Step 2: Convert to fraction form
18,824,247.84/25,977,462.36 = 10,675,485.84/x - Step 3: Cross multiply
18,824,247.84x = 25,977,462.36 × 10,675,485.84 - Step 4: Simplify right side
18,824,247.84x = 277,322,031,583,312.97 - Step 5: Solve for x
x = 277,322,031,583,312.97/18,824,247.84 - Step 6: Final answer
x = 14,732,170.65
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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.