Finding the Fourth Proportional to 9,693,874.98, 13,377,480.44 and 5,342,963.63
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Solution
The fourth proportional to 9,693,874.98, 13,377,480.44 and 5,342,963.63 is: 7,373,252.85
Step by Step Solution
- Step 1: Write the proportion equation
9,693,874.98 : 13,377,480.44 = 5,342,963.63 : x - Step 2: Convert to fraction form
9,693,874.98/13,377,480.44 = 5,342,963.63/x - Step 3: Cross multiply
9,693,874.98x = 13,377,480.44 × 5,342,963.63 - Step 4: Simplify right side
9,693,874.98x = 71,475,391,358,354.17 - Step 5: Solve for x
x = 71,475,391,358,354.17/9,693,874.98 - Step 6: Final answer
x = 7,373,252.85
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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.