Finding the Fourth Proportional to 12,294,553.40, 16,950,712.67 and 10,081,261.53
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Solution
The fourth proportional to 12,294,553.40, 16,950,712.67 and 10,081,261.53 is: 13,899,209.02
Step by Step Solution
- Step 1: Write the proportion equation
12,294,553.40 : 16,950,712.67 = 10,081,261.53 : x - Step 2: Convert to fraction form
12,294,553.40/16,950,712.67 = 10,081,261.53/x - Step 3: Cross multiply
12,294,553.40x = 16,950,712.67 × 10,081,261.53 - Step 4: Simplify right side
12,294,553.40x = 170,884,567,495,748.25 - Step 5: Solve for x
x = 170,884,567,495,748.25/12,294,553.40 - Step 6: Final answer
x = 13,899,209.02
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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.