Finding the Fourth Proportional to 45,278,467.98, 62,523,129.87 and 43,814,291.46
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Solution
The fourth proportional to 45,278,467.98, 62,523,129.87 and 43,814,291.46 is: 60,501,310.17
Step by Step Solution
- Step 1: Write the proportion equation
45,278,467.98 : 62,523,129.87 = 43,814,291.46 : x - Step 2: Convert to fraction form
45,278,467.98/62,523,129.87 = 43,814,291.46/x - Step 3: Cross multiply
45,278,467.98x = 62,523,129.87 × 43,814,291.46 - Step 4: Simplify right side
45,278,467.98x = 2,739,406,635,115,612 - Step 5: Solve for x
x = 2,739,406,635,115,612/45,278,467.98 - Step 6: Final answer
x = 60,501,310.17
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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.