Finding the Fourth Proportional to 29,381,627.60, 44,072,441.40 and 17,885,589.20
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Solution
The fourth proportional to 29,381,627.60, 44,072,441.40 and 17,885,589.20 is: 26,828,383.80
Step by Step Solution
- Step 1: Write the proportion equation
29,381,627.60 : 44,072,441.40 = 17,885,589.20 : x - Step 2: Convert to fraction form
29,381,627.60/44,072,441.40 = 17,885,589.20/x - Step 3: Cross multiply
29,381,627.60x = 44,072,441.40 × 17,885,589.20 - Step 4: Simplify right side
29,381,627.60x = 788,261,581,921,472.88 - Step 5: Solve for x
x = 788,261,581,921,472.88/29,381,627.60 - Step 6: Final answer
x = 26,828,383.80
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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.