Finding the Fourth Proportional to 17,739,062.70, 26,608,594.05 and 4,275,890.70
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Solution
The fourth proportional to 17,739,062.70, 26,608,594.05 and 4,275,890.70 is: 6,413,836.05
Step by Step Solution
- Step 1: Write the proportion equation
17,739,062.70 : 26,608,594.05 = 4,275,890.70 : x - Step 2: Convert to fraction form
17,739,062.70/26,608,594.05 = 4,275,890.70/x - Step 3: Cross multiply
17,739,062.70x = 26,608,594.05 × 4,275,890.70 - Step 4: Simplify right side
17,739,062.70x = 113,775,439,838,470.34 - Step 5: Solve for x
x = 113,775,439,838,470.34/17,739,062.70 - Step 6: Final answer
x = 6,413,836.05
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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.