Finding the Fourth Proportional to 22,507,144.25, 31,048,431.57 and 14,233,272.08
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Solution
The fourth proportional to 22,507,144.25, 31,048,431.57 and 14,233,272.08 is: 19,634,688.84
Step by Step Solution
- Step 1: Write the proportion equation
22,507,144.25 : 31,048,431.57 = 14,233,272.08 : x - Step 2: Convert to fraction form
22,507,144.25/31,048,431.57 = 14,233,272.08/x - Step 3: Cross multiply
22,507,144.25x = 31,048,431.57 × 14,233,272.08 - Step 4: Simplify right side
22,507,144.25x = 441,920,774,037,829.38 - Step 5: Solve for x
x = 441,920,774,037,829.38/22,507,144.25 - Step 6: Final answer
x = 19,634,688.84
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1.5x scale
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.