Finding the Fourth Proportional to 56,485,119.11, 84,694,757.12 and 21,901,118.03
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Solution
The fourth proportional to 56,485,119.11, 84,694,757.12 and 21,901,118.03 is: 32,838,912.29
Step by Step Solution
- Step 1: Write the proportion equation
56,485,119.11 : 84,694,757.12 = 21,901,118.03 : x - Step 2: Convert to fraction form
56,485,119.11/84,694,757.12 = 21,901,118.03/x - Step 3: Cross multiply
56,485,119.11x = 84,694,757.12 × 21,901,118.03 - Step 4: Simplify right side
56,485,119.11x = 1,854,909,872,207,303 - Step 5: Solve for x
x = 1,854,909,872,207,303/56,485,119.11 - Step 6: Final answer
x = 32,838,912.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.