Finding the Fourth Proportional to 14,909,284.05, 22,363,926.08 and 6,390,481.65
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Solution
The fourth proportional to 14,909,284.05, 22,363,926.08 and 6,390,481.65 is: 9,585,722.48
Step by Step Solution
- Step 1: Write the proportion equation
14,909,284.05 : 22,363,926.08 = 6,390,481.65 : x - Step 2: Convert to fraction form
14,909,284.05/22,363,926.08 = 6,390,481.65/x - Step 3: Cross multiply
14,909,284.05x = 22,363,926.08 × 6,390,481.65 - Step 4: Simplify right side
14,909,284.05x = 142,916,259,204,244.03 - Step 5: Solve for x
x = 142,916,259,204,244.03/14,909,284.05 - Step 6: Final answer
x = 9,585,722.48
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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.