Finding the Fourth Proportional to 14,658,454.20, 21,987,850.56 and 4,423,402.62
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Solution
The fourth proportional to 14,658,454.20, 21,987,850.56 and 4,423,402.62 is: 6,635,155.01
Step by Step Solution
- Step 1: Write the proportion equation
14,658,454.20 : 21,987,850.56 = 4,423,402.62 : x - Step 2: Convert to fraction form
14,658,454.20/21,987,850.56 = 4,423,402.62/x - Step 3: Cross multiply
14,658,454.20x = 21,987,850.56 × 4,423,402.62 - Step 4: Simplify right side
14,658,454.20x = 97,261,115,775,272.47 - Step 5: Solve for x
x = 97,261,115,775,272.47/14,658,454.20 - Step 6: Final answer
x = 6,635,155.01
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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.