Finding the Fourth Proportional to 14,489,758.02, 19,996,316.06 and 7,963,268.88
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Solution
The fourth proportional to 14,489,758.02, 19,996,316.06 and 7,963,268.88 is: 10,989,558.36
Step by Step Solution
- Step 1: Write the proportion equation
14,489,758.02 : 19,996,316.06 = 7,963,268.88 : x - Step 2: Convert to fraction form
14,489,758.02/19,996,316.06 = 7,963,268.88/x - Step 3: Cross multiply
14,489,758.02x = 19,996,316.06 × 7,963,268.88 - Step 4: Simplify right side
14,489,758.02x = 159,236,041,355,425.88 - Step 5: Solve for x
x = 159,236,041,355,425.88/14,489,758.02 - Step 6: Final answer
x = 10,989,558.36
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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.