Finding the Fourth Proportional to 14,365,370.08, 19,824,631.36 and 7,839,420.06
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Solution
The fourth proportional to 14,365,370.08, 19,824,631.36 and 7,839,420.06 is: 10,818,629.24
Step by Step Solution
- Step 1: Write the proportion equation
14,365,370.08 : 19,824,631.36 = 7,839,420.06 : x - Step 2: Convert to fraction form
14,365,370.08/19,824,631.36 = 7,839,420.06/x - Step 3: Cross multiply
14,365,370.08x = 19,824,631.36 × 7,839,420.06 - Step 4: Simplify right side
14,365,370.08x = 155,413,612,765,689.06 - Step 5: Solve for x
x = 155,413,612,765,689.06/14,365,370.08 - Step 6: Final answer
x = 10,818,629.24
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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.