Finding the Fourth Proportional to 71,227,207, 98,293,552.14 and 40,286,710.36
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Solution
The fourth proportional to 71,227,207, 98,293,552.14 and 40,286,710.36 is: 55,595,663.96
Step by Step Solution
- Step 1: Write the proportion equation
71,227,207 : 98,293,552.14 = 40,286,710.36 : x - Step 2: Convert to fraction form
71,227,207/98,293,552.14 = 40,286,710.36/x - Step 3: Cross multiply
71,227,207x = 98,293,552.14 × 40,286,710.36 - Step 4: Simplify right side
71,227,207x = 3,959,923,865,319,738 - Step 5: Solve for x
x = 3,959,923,865,319,738/71,227,207 - Step 6: Final answer
x = 55,595,663.96
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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.