Finding the Fourth Proportional to 38,764,346.42, 53,494,802.80 and 22,476,270.26
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Solution
The fourth proportional to 38,764,346.42, 53,494,802.80 and 22,476,270.26 is: 31,017,255.71
Step by Step Solution
- Step 1: Write the proportion equation
38,764,346.42 : 53,494,802.80 = 22,476,270.26 : x - Step 2: Convert to fraction form
38,764,346.42/53,494,802.80 = 22,476,270.26/x - Step 3: Cross multiply
38,764,346.42x = 53,494,802.80 × 22,476,270.26 - Step 4: Simplify right side
38,764,346.42x = 1,202,363,645,238,204.75 - Step 5: Solve for x
x = 1,202,363,645,238,204.75/38,764,346.42 - Step 6: Final answer
x = 31,017,255.71
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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.