Finding the Fourth Proportional to 29,137,957.78, 40,209,327.87 and 16,084,936.54
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Solution
The fourth proportional to 29,137,957.78, 40,209,327.87 and 16,084,936.54 is: 22,196,630.66
Step by Step Solution
- Step 1: Write the proportion equation
29,137,957.78 : 40,209,327.87 = 16,084,936.54 : x - Step 2: Convert to fraction form
29,137,957.78/40,209,327.87 = 16,084,936.54/x - Step 3: Cross multiply
29,137,957.78x = 40,209,327.87 × 16,084,936.54 - Step 4: Simplify right side
29,137,957.78x = 646,764,487,105,003.25 - Step 5: Solve for x
x = 646,764,487,105,003.25/29,137,957.78 - Step 6: Final answer
x = 22,196,630.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.