Finding the Fourth Proportional to 10,501,423.65, 15,752,135.48 and 6,179,036.85
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Solution
The fourth proportional to 10,501,423.65, 15,752,135.48 and 6,179,036.85 is: 9,268,555.28
Step by Step Solution
- Step 1: Write the proportion equation
10,501,423.65 : 15,752,135.48 = 6,179,036.85 : x - Step 2: Convert to fraction form
10,501,423.65/15,752,135.48 = 6,179,036.85/x - Step 3: Cross multiply
10,501,423.65x = 15,752,135.48 × 6,179,036.85 - Step 4: Simplify right side
10,501,423.65x = 97,333,025,566,217.25 - Step 5: Solve for x
x = 97,333,025,566,217.25/10,501,423.65 - Step 6: Final answer
x = 9,268,555.28
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1.5x scale
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.