Finding the Fourth Proportional to 69,226,404.17, 95,561,853.06 and 43,133,813.62
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Solution
The fourth proportional to 69,226,404.17, 95,561,853.06 and 43,133,813.62 is: 59,542,990.98
Step by Step Solution
- Step 1: Write the proportion equation
69,226,404.17 : 95,561,853.06 = 43,133,813.62 : x - Step 2: Convert to fraction form
69,226,404.17/95,561,853.06 = 43,133,813.62/x - Step 3: Cross multiply
69,226,404.17x = 95,561,853.06 × 43,133,813.62 - Step 4: Simplify right side
69,226,404.17x = 4,121,947,158,994,714 - Step 5: Solve for x
x = 4,121,947,158,994,714/69,226,404.17 - Step 6: Final answer
x = 59,542,990.98
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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.