Finding the Fourth Proportional to 27,587,357.14, 38,070,553.08 and 15,364,214.14
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Solution
The fourth proportional to 27,587,357.14, 38,070,553.08 and 15,364,214.14 is: 21,202,615.64
Step by Step Solution
- Step 1: Write the proportion equation
27,587,357.14 : 38,070,553.08 = 15,364,214.14 : x - Step 2: Convert to fraction form
27,587,357.14/38,070,553.08 = 15,364,214.14/x - Step 3: Cross multiply
27,587,357.14x = 38,070,553.08 × 15,364,214.14 - Step 4: Simplify right side
27,587,357.14x = 584,924,129,949,356.50 - Step 5: Solve for x
x = 584,924,129,949,356.50/27,587,357.14 - Step 6: Final answer
x = 21,202,615.64
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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.