Finding the Fourth Proportional to 11,277,444.68, 15,562,477.86 and 6,120,702.44
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Solution
The fourth proportional to 11,277,444.68, 15,562,477.86 and 6,120,702.44 is: 8,446,354.55
Step by Step Solution
- Step 1: Write the proportion equation
11,277,444.68 : 15,562,477.86 = 6,120,702.44 : x - Step 2: Convert to fraction form
11,277,444.68/15,562,477.86 = 6,120,702.44/x - Step 3: Cross multiply
11,277,444.68x = 15,562,477.86 × 6,120,702.44 - Step 4: Simplify right side
11,277,444.68x = 95,253,296,210,147.98 - Step 5: Solve for x
x = 95,253,296,210,147.98/11,277,444.68 - Step 6: Final answer
x = 8,446,354.55
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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.