Finding the Fourth Proportional to 10,439,798.99, 15,654,635.52 and 6,123,258.68
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Solution
The fourth proportional to 10,439,798.99, 15,654,635.52 and 6,123,258.68 is: 9,181,918.44
Step by Step Solution
- Step 1: Write the proportion equation
10,439,798.99 : 15,654,635.52 = 6,123,258.68 : x - Step 2: Convert to fraction form
10,439,798.99/15,654,635.52 = 6,123,258.68/x - Step 3: Cross multiply
10,439,798.99x = 15,654,635.52 × 6,123,258.68 - Step 4: Simplify right side
10,439,798.99x = 95,857,382,830,076.31 - Step 5: Solve for x
x = 95,857,382,830,076.31/10,439,798.99 - Step 6: Final answer
x = 9,181,918.44
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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.