Finding the Fourth Proportional to 40,816,188.08, 56,326,336.40 and 22,481,473.58
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Solution
The fourth proportional to 40,816,188.08, 56,326,336.40 and 22,481,473.58 is: 31,024,431.81
Step by Step Solution
- Step 1: Write the proportion equation
40,816,188.08 : 56,326,336.40 = 22,481,473.58 : x - Step 2: Convert to fraction form
40,816,188.08/56,326,336.40 = 22,481,473.58/x - Step 3: Cross multiply
40,816,188.08x = 56,326,336.40 × 22,481,473.58 - Step 4: Simplify right side
40,816,188.08x = 1,266,299,043,634,792.25 - Step 5: Solve for x
x = 1,266,299,043,634,792.25/40,816,188.08 - Step 6: Final answer
x = 31,024,431.81
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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.