Finding the Fourth Proportional to 39,873,268.70, 59,809,903.05 and 9,581,131.70
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Solution
The fourth proportional to 39,873,268.70, 59,809,903.05 and 9,581,131.70 is: 14,371,697.55
Step by Step Solution
- Step 1: Write the proportion equation
39,873,268.70 : 59,809,903.05 = 9,581,131.70 : x - Step 2: Convert to fraction form
39,873,268.70/59,809,903.05 = 9,581,131.70/x - Step 3: Cross multiply
39,873,268.70x = 59,809,903.05 × 9,581,131.70 - Step 4: Simplify right side
39,873,268.70x = 573,046,558,086,281.62 - Step 5: Solve for x
x = 573,046,558,086,281.62/39,873,268.70 - Step 6: Final answer
x = 14,371,697.55
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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.