Finding the Fourth Proportional to 53,306,740.36, 79,964,990.28 and 14,967,996.13
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Solution
The fourth proportional to 53,306,740.36, 79,964,990.28 and 14,967,996.13 is: 22,453,364.37
Step by Step Solution
- Step 1: Write the proportion equation
53,306,740.36 : 79,964,990.28 = 14,967,996.13 : x - Step 2: Convert to fraction form
53,306,740.36/79,964,990.28 = 14,967,996.13/x - Step 3: Cross multiply
53,306,740.36x = 79,964,990.28 × 14,967,996.13 - Step 4: Simplify right side
53,306,740.36x = 1,196,915,664,654,545.75 - Step 5: Solve for x
x = 1,196,915,664,654,545.75/53,306,740.36 - Step 6: Final answer
x = 22,453,364.37
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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.