Finding the Fourth Proportional to 12,513,865, 17,269,133.70 and 6,790,729
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Solution
The fourth proportional to 12,513,865, 17,269,133.70 and 6,790,729 is: 9,371,206.02
Step by Step Solution
- Step 1: Write the proportion equation
12,513,865 : 17,269,133.70 = 6,790,729 : x - Step 2: Convert to fraction form
12,513,865/17,269,133.70 = 6,790,729/x - Step 3: Cross multiply
12,513,865x = 17,269,133.70 × 6,790,729 - Step 4: Simplify right side
12,513,865x = 117,270,007,021,467.30 - Step 5: Solve for x
x = 117,270,007,021,467.30/12,513,865 - Step 6: Final answer
x = 9,371,206.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.