Finding the Fourth Proportional to 43,330,314.65, 59,760,968.09 and 38,092,122.81
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Solution
The fourth proportional to 43,330,314.65, 59,760,968.09 and 38,092,122.81 is: 52,536,478.31
Step by Step Solution
- Step 1: Write the proportion equation
43,330,314.65 : 59,760,968.09 = 38,092,122.81 : x - Step 2: Convert to fraction form
43,330,314.65/59,760,968.09 = 38,092,122.81/x - Step 3: Cross multiply
43,330,314.65x = 59,760,968.09 × 38,092,122.81 - Step 4: Simplify right side
43,330,314.65x = 2,276,422,135,538,310.50 - Step 5: Solve for x
x = 2,276,422,135,538,310.50/43,330,314.65 - Step 6: Final answer
x = 52,536,478.31
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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.