Finding the Fourth Proportional to 11,277,675.99, 15,562,776.53 and 6,120,926.82
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Solution
The fourth proportional to 11,277,675.99, 15,562,776.53 and 6,120,926.82 is: 8,446,653.05
Step by Step Solution
- Step 1: Write the proportion equation
11,277,675.99 : 15,562,776.53 = 6,120,926.82 : x - Step 2: Convert to fraction form
11,277,675.99/15,562,776.53 = 6,120,926.82/x - Step 3: Cross multiply
11,277,675.99x = 15,562,776.53 × 6,120,926.82 - Step 4: Simplify right side
11,277,675.99x = 95,258,616,271,445.86 - Step 5: Solve for x
x = 95,258,616,271,445.86/11,277,675.99 - Step 6: Final answer
x = 8,446,653.05
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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.