Finding the Fourth Proportional to 14,157,282.84, 19,538,708.94 and 8,046,629.88
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Solution
The fourth proportional to 14,157,282.84, 19,538,708.94 and 8,046,629.88 is: 11,105,291.95
Step by Step Solution
- Step 1: Write the proportion equation
14,157,282.84 : 19,538,708.94 = 8,046,629.88 : x - Step 2: Convert to fraction form
14,157,282.84/19,538,708.94 = 8,046,629.88/x - Step 3: Cross multiply
14,157,282.84x = 19,538,708.94 × 8,046,629.88 - Step 4: Simplify right side
14,157,282.84x = 157,220,759,173,227.12 - Step 5: Solve for x
x = 157,220,759,173,227.12/14,157,282.84 - Step 6: Final answer
x = 11,105,291.95
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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.