Finding the Fourth Proportional to 84,186,511.08, 126,283,278.78 and 26,677,509.48
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Solution
The fourth proportional to 84,186,511.08, 126,283,278.78 and 26,677,509.48 is: 40,017,377.17
Step by Step Solution
- Step 1: Write the proportion equation
84,186,511.08 : 126,283,278.78 = 26,677,509.48 : x - Step 2: Convert to fraction form
84,186,511.08/126,283,278.78 = 26,677,509.48/x - Step 3: Cross multiply
84,186,511.08x = 126,283,278.78 × 26,677,509.48 - Step 4: Simplify right side
84,186,511.08x = 3,368,923,366,818,933 - Step 5: Solve for x
x = 3,368,923,366,818,933/84,186,511.08 - Step 6: Final answer
x = 40,017,377.17
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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.