Finding the Fourth Proportional to 43,655,129.70, 65,482,694.55 and 14,902,203.30
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Solution
The fourth proportional to 43,655,129.70, 65,482,694.55 and 14,902,203.30 is: 22,353,304.95
Step by Step Solution
- Step 1: Write the proportion equation
43,655,129.70 : 65,482,694.55 = 14,902,203.30 : x - Step 2: Convert to fraction form
43,655,129.70/65,482,694.55 = 14,902,203.30/x - Step 3: Cross multiply
43,655,129.70x = 65,482,694.55 × 14,902,203.30 - Step 4: Simplify right side
43,655,129.70x = 975,836,426,815,902 - Step 5: Solve for x
x = 975,836,426,815,902/43,655,129.70 - Step 6: Final answer
x = 22,353,304.95
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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.