Finding the Fourth Proportional to 29,316,034.98, 40,456,175.94 and 16,263,294.21
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Solution
The fourth proportional to 29,316,034.98, 40,456,175.94 and 16,263,294.21 is: 22,443,372.45
Step by Step Solution
- Step 1: Write the proportion equation
29,316,034.98 : 40,456,175.94 = 16,263,294.21 : x - Step 2: Convert to fraction form
29,316,034.98/40,456,175.94 = 16,263,294.21/x - Step 3: Cross multiply
29,316,034.98x = 40,456,175.94 × 16,263,294.21 - Step 4: Simplify right side
29,316,034.98x = 657,950,691,923,743.25 - Step 5: Solve for x
x = 657,950,691,923,743.25/29,316,034.98 - Step 6: Final answer
x = 22,443,372.45
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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.