Finding the Fourth Proportional to 26,752,156.07, 36,920,252.18 and 15,151,783.19
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Solution
The fourth proportional to 26,752,156.07, 36,920,252.18 and 15,151,783.19 is: 20,910,750.33
Step by Step Solution
- Step 1: Write the proportion equation
26,752,156.07 : 36,920,252.18 = 15,151,783.19 : x - Step 2: Convert to fraction form
26,752,156.07/36,920,252.18 = 15,151,783.19/x - Step 3: Cross multiply
26,752,156.07x = 36,920,252.18 × 15,151,783.19 - Step 4: Simplify right side
26,752,156.07x = 559,407,656,204,763 - Step 5: Solve for x
x = 559,407,656,204,763/26,752,156.07 - Step 6: Final answer
x = 20,910,750.33
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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.