Finding the Fourth Proportional to 47,838,045.93, 71,767,534.04 and 15,493,218.07
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Solution
The fourth proportional to 47,838,045.93, 71,767,534.04 and 15,493,218.07 is: 23,243,216.43
Step by Step Solution
- Step 1: Write the proportion equation
47,838,045.93 : 71,767,534.04 = 15,493,218.07 : x - Step 2: Convert to fraction form
47,838,045.93/71,767,534.04 = 15,493,218.07/x - Step 3: Cross multiply
47,838,045.93x = 71,767,534.04 × 15,493,218.07 - Step 4: Simplify right side
47,838,045.93x = 1,111,910,055,365,528.75 - Step 5: Solve for x
x = 1,111,910,055,365,528.75/47,838,045.93 - Step 6: Final answer
x = 23,243,216.43
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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.