Finding the Fourth Proportional to 35,163,045.12, 52,750,522.80 and 12,127,725.12
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Solution
The fourth proportional to 35,163,045.12, 52,750,522.80 and 12,127,725.12 is: 18,193,641.60
Step by Step Solution
- Step 1: Write the proportion equation
35,163,045.12 : 52,750,522.80 = 12,127,725.12 : x - Step 2: Convert to fraction form
35,163,045.12/52,750,522.80 = 12,127,725.12/x - Step 3: Cross multiply
35,163,045.12x = 52,750,522.80 × 12,127,725.12 - Step 4: Simplify right side
35,163,045.12x = 639,743,840,454,692.62 - Step 5: Solve for x
x = 639,743,840,454,692.62/35,163,045.12 - Step 6: Final answer
x = 18,193,641.60
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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.