Finding the Fourth Proportional to 38,060,752.62, 52,523,890.49 and 20,657,098.09
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Solution
The fourth proportional to 38,060,752.62, 52,523,890.49 and 20,657,098.09 is: 28,506,823.52
Step by Step Solution
- Step 1: Write the proportion equation
38,060,752.62 : 52,523,890.49 = 20,657,098.09 : x - Step 2: Convert to fraction form
38,060,752.62/52,523,890.49 = 20,657,098.09/x - Step 3: Cross multiply
38,060,752.62x = 52,523,890.49 × 20,657,098.09 - Step 4: Simplify right side
38,060,752.62x = 1,084,991,157,920,348.25 - Step 5: Solve for x
x = 1,084,991,157,920,348.25/38,060,752.62 - Step 6: Final answer
x = 28,506,823.52
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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.