Finding the Fourth Proportional to 41,968,969.28, 62,955,701.06 and 13,217,344.14
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Solution
The fourth proportional to 41,968,969.28, 62,955,701.06 and 13,217,344.14 is: 19,826,723.90
Step by Step Solution
- Step 1: Write the proportion equation
41,968,969.28 : 62,955,701.06 = 13,217,344.14 : x - Step 2: Convert to fraction form
41,968,969.28/62,955,701.06 = 13,217,344.14/x - Step 3: Cross multiply
41,968,969.28x = 62,955,701.06 × 13,217,344.14 - Step 4: Simplify right side
41,968,969.28x = 832,107,166,484,982.88 - Step 5: Solve for x
x = 832,107,166,484,982.88/41,968,969.28 - Step 6: Final answer
x = 19,826,723.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.