Finding the Fourth Proportional to 25,643,891.08, 38,404,773.18 and 14,838,419.80
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Solution
The fourth proportional to 25,643,891.08, 38,404,773.18 and 14,838,419.80 is: 22,222,296.34
Step by Step Solution
- Step 1: Write the proportion equation
25,643,891.08 : 38,404,773.18 = 14,838,419.80 : x - Step 2: Convert to fraction form
25,643,891.08/38,404,773.18 = 14,838,419.80/x - Step 3: Cross multiply
25,643,891.08x = 38,404,773.18 × 14,838,419.80 - Step 4: Simplify right side
25,643,891.08x = 569,866,146,768,621 - Step 5: Solve for x
x = 569,866,146,768,621/25,643,891.08 - Step 6: Final answer
x = 22,222,296.34
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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.