Finding the Fourth Proportional to 32,265,681.48, 44,476,220.40 and 21,934,468.44
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Solution
The fourth proportional to 32,265,681.48, 44,476,220.40 and 21,934,468.44 is: 30,235,290.50
Step by Step Solution
- Step 1: Write the proportion equation
32,265,681.48 : 44,476,220.40 = 21,934,468.44 : x - Step 2: Convert to fraction form
32,265,681.48/44,476,220.40 = 21,934,468.44/x - Step 3: Cross multiply
32,265,681.48x = 44,476,220.40 × 21,934,468.44 - Step 4: Simplify right side
32,265,681.48x = 975,562,252,694,284.25 - Step 5: Solve for x
x = 975,562,252,694,284.25/32,265,681.48 - Step 6: Final answer
x = 30,235,290.50
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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.