Finding the Fourth Proportional to 38,759,650.74, 53,489,529.56 and 22,242,796.62
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Solution
The fourth proportional to 38,759,650.74, 53,489,529.56 and 22,242,796.62 is: 30,695,754.59
Step by Step Solution
- Step 1: Write the proportion equation
38,759,650.74 : 53,489,529.56 = 22,242,796.62 : x - Step 2: Convert to fraction form
38,759,650.74/53,489,529.56 = 22,242,796.62/x - Step 3: Cross multiply
38,759,650.74x = 53,489,529.56 × 22,242,796.62 - Step 4: Simplify right side
38,759,650.74x = 1,189,756,727,191,344.25 - Step 5: Solve for x
x = 1,189,756,727,191,344.25/38,759,650.74 - Step 6: Final answer
x = 30,695,754.59
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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.