Finding the Fourth Proportional to 79,239,290.36, 118,867,088.61 and 27,423,802.08
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Solution
The fourth proportional to 79,239,290.36, 118,867,088.61 and 27,423,802.08 is: 41,138,524.80
Step by Step Solution
- Step 1: Write the proportion equation
79,239,290.36 : 118,867,088.61 = 27,423,802.08 : x - Step 2: Convert to fraction form
79,239,290.36/118,867,088.61 = 27,423,802.08/x - Step 3: Cross multiply
79,239,290.36x = 118,867,088.61 × 27,423,802.08 - Step 4: Simplify right side
79,239,290.36x = 3,259,787,511,866,462 - Step 5: Solve for x
x = 3,259,787,511,866,462/79,239,290.36 - Step 6: Final answer
x = 41,138,524.80
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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.