Finding the Fourth Proportional to 7,399,118.95, 10,207,949.47 and 4,497,451.09
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Solution
The fourth proportional to 7,399,118.95, 10,207,949.47 and 4,497,451.09 is: 6,204,759.48
Step by Step Solution
- Step 1: Write the proportion equation
7,399,118.95 : 10,207,949.47 = 4,497,451.09 : x - Step 2: Convert to fraction form
7,399,118.95/10,207,949.47 = 4,497,451.09/x - Step 3: Cross multiply
7,399,118.95x = 10,207,949.47 × 4,497,451.09 - Step 4: Simplify right side
7,399,118.95x = 45,909,753,433,752.92 - Step 5: Solve for x
x = 45,909,753,433,752.92/7,399,118.95 - Step 6: Final answer
x = 6,204,759.48
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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.