Finding the Fourth Proportional to 26,857,230.60, 40,285,845.90 and 8,904,001.80
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Solution
The fourth proportional to 26,857,230.60, 40,285,845.90 and 8,904,001.80 is: 13,356,002.70
Step by Step Solution
- Step 1: Write the proportion equation
26,857,230.60 : 40,285,845.90 = 8,904,001.80 : x - Step 2: Convert to fraction form
26,857,230.60/40,285,845.90 = 8,904,001.80/x - Step 3: Cross multiply
26,857,230.60x = 40,285,845.90 × 8,904,001.80 - Step 4: Simplify right side
26,857,230.60x = 358,705,244,408,122.62 - Step 5: Solve for x
x = 358,705,244,408,122.62/26,857,230.60 - Step 6: Final answer
x = 13,356,002.70
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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.