Finding the Fourth Proportional to 67,876,703.20, 101,815,054.80 and 22,438,497.70
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Solution
The fourth proportional to 67,876,703.20, 101,815,054.80 and 22,438,497.70 is: 33,657,746.55
Step by Step Solution
- Step 1: Write the proportion equation
67,876,703.20 : 101,815,054.80 = 22,438,497.70 : x - Step 2: Convert to fraction form
67,876,703.20/101,815,054.80 = 22,438,497.70/x - Step 3: Cross multiply
67,876,703.20x = 101,815,054.80 × 22,438,497.70 - Step 4: Simplify right side
67,876,703.20x = 2,284,576,872,955,174 - Step 5: Solve for x
x = 2,284,576,872,955,174/67,876,703.20 - Step 6: Final answer
x = 33,657,746.55
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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.