Finding the Fourth Proportional to 7,369,289.58, 10,169,487.33 and 4,016,486.08
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Solution
The fourth proportional to 7,369,289.58, 10,169,487.33 and 4,016,486.08 is: 5,542,678.68
Step by Step Solution
- Step 1: Write the proportion equation
7,369,289.58 : 10,169,487.33 = 4,016,486.08 : x - Step 2: Convert to fraction form
7,369,289.58/10,169,487.33 = 4,016,486.08/x - Step 3: Cross multiply
7,369,289.58x = 10,169,487.33 × 4,016,486.08 - Step 4: Simplify right side
7,369,289.58x = 40,845,604,299,331.40 - Step 5: Solve for x
x = 40,845,604,299,331.40/7,369,289.58 - Step 6: Final answer
x = 5,542,678.68
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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.