Finding the Fourth Proportional to 73,727,045.99, 101,781,571.93 and 53,858,501.45
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Solution
The fourth proportional to 73,727,045.99, 101,781,571.93 and 53,858,501.45 is: 74,352,672.96
Step by Step Solution
- Step 1: Write the proportion equation
73,727,045.99 : 101,781,571.93 = 53,858,501.45 : x - Step 2: Convert to fraction form
73,727,045.99/101,781,571.93 = 53,858,501.45/x - Step 3: Cross multiply
73,727,045.99x = 101,781,571.93 × 53,858,501.45 - Step 4: Simplify right side
73,727,045.99x = 5,481,802,938,731,630 - Step 5: Solve for x
x = 5,481,802,938,731,630/73,727,045.99 - Step 6: Final answer
x = 74,352,672.96
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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.