Finding the Fourth Proportional to 34,652,945.10, 47,821,442.15 and 19,183,288.08
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Solution
The fourth proportional to 34,652,945.10, 47,821,442.15 and 19,183,288.08 is: 26,473,146.75
Step by Step Solution
- Step 1: Write the proportion equation
34,652,945.10 : 47,821,442.15 = 19,183,288.08 : x - Step 2: Convert to fraction form
34,652,945.10/47,821,442.15 = 19,183,288.08/x - Step 3: Cross multiply
34,652,945.10x = 47,821,442.15 × 19,183,288.08 - Step 4: Simplify right side
34,652,945.10x = 917,372,501,068,588.12 - Step 5: Solve for x
x = 917,372,501,068,588.12/34,652,945.10 - Step 6: Final answer
x = 26,473,146.75
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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.