Finding the Fourth Proportional to 19,815,445.08, 29,726,122.50 and 7,034,879.52
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Solution
The fourth proportional to 19,815,445.08, 29,726,122.50 and 7,034,879.52 is: 10,553,368.32
Step by Step Solution
- Step 1: Write the proportion equation
19,815,445.08 : 29,726,122.50 = 7,034,879.52 : x - Step 2: Convert to fraction form
19,815,445.08/29,726,122.50 = 7,034,879.52/x - Step 3: Cross multiply
19,815,445.08x = 29,726,122.50 × 7,034,879.52 - Step 4: Simplify right side
19,815,445.08x = 209,119,690,384,261.19 - Step 5: Solve for x
x = 209,119,690,384,261.19/19,815,445.08 - Step 6: Final answer
x = 10,553,368.32
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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.