Finding the Fourth Proportional to 9,551,318.68, 13,180,696.14 and 5,200,355.08
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Solution
The fourth proportional to 9,551,318.68, 13,180,696.14 and 5,200,355.08 is: 7,176,422.69
Step by Step Solution
- Step 1: Write the proportion equation
9,551,318.68 : 13,180,696.14 = 5,200,355.08 : x - Step 2: Convert to fraction form
9,551,318.68/13,180,696.14 = 5,200,355.08/x - Step 3: Cross multiply
9,551,318.68x = 13,180,696.14 × 5,200,355.08 - Step 4: Simplify right side
9,551,318.68x = 68,544,300,129,585.40 - Step 5: Solve for x
x = 68,544,300,129,585.40/9,551,318.68 - Step 6: Final answer
x = 7,176,422.69
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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.