Finding the Fourth Proportional to 11,270,533.74, 16,906,501.90 and 4,082,129.91
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Solution
The fourth proportional to 11,270,533.74, 16,906,501.90 and 4,082,129.91 is: 6,123,448.87
Step by Step Solution
- Step 1: Write the proportion equation
11,270,533.74 : 16,906,501.90 = 4,082,129.91 : x - Step 2: Convert to fraction form
11,270,533.74/16,906,501.90 = 4,082,129.91/x - Step 3: Cross multiply
11,270,533.74x = 16,906,501.90 × 4,082,129.91 - Step 4: Simplify right side
11,270,533.74x = 69,014,537,069,256.51 - Step 5: Solve for x
x = 69,014,537,069,256.51/11,270,533.74 - Step 6: Final answer
x = 6,123,448.87
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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.