Finding the Fourth Proportional to 23,135,209.20, 31,926,591.72 and 12,822,598.08
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Solution
The fourth proportional to 23,135,209.20, 31,926,591.72 and 12,822,598.08 is: 17,695,187.03
Step by Step Solution
- Step 1: Write the proportion equation
23,135,209.20 : 31,926,591.72 = 12,822,598.08 : x - Step 2: Convert to fraction form
23,135,209.20/31,926,591.72 = 12,822,598.08/x - Step 3: Cross multiply
23,135,209.20x = 31,926,591.72 × 12,822,598.08 - Step 4: Simplify right side
23,135,209.20x = 409,381,853,689,815.88 - Step 5: Solve for x
x = 409,381,853,689,815.88/23,135,209.20 - Step 6: Final answer
x = 17,695,187.03
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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.