Finding the Fourth Proportional to 26,625,982.53, 36,737,512.97 and 18,363,403.65
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Solution
The fourth proportional to 26,625,982.53, 36,737,512.97 and 18,363,403.65 is: 25,337,122.45
Step by Step Solution
- Step 1: Write the proportion equation
26,625,982.53 : 36,737,512.97 = 18,363,403.65 : x - Step 2: Convert to fraction form
26,625,982.53/36,737,512.97 = 18,363,403.65/x - Step 3: Cross multiply
26,625,982.53x = 36,737,512.97 × 18,363,403.65 - Step 4: Simplify right side
26,625,982.53x = 674,625,779,673,403.38 - Step 5: Solve for x
x = 674,625,779,673,403.38/26,625,982.53 - Step 6: Final answer
x = 25,337,122.45
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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.