Finding the Fourth Proportional to 34,621,328.40, 47,773,270.42 and 19,941,768.87
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Solution
The fourth proportional to 34,621,328.40, 47,773,270.42 and 19,941,768.87 is: 27,517,243.30
Step by Step Solution
- Step 1: Write the proportion equation
34,621,328.40 : 47,773,270.42 = 19,941,768.87 : x - Step 2: Convert to fraction form
34,621,328.40/47,773,270.42 = 19,941,768.87/x - Step 3: Cross multiply
34,621,328.40x = 47,773,270.42 × 19,941,768.87 - Step 4: Simplify right side
34,621,328.40x = 952,683,516,879,647.88 - Step 5: Solve for x
x = 952,683,516,879,647.88/34,621,328.40 - Step 6: Final answer
x = 27,517,243.30
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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.