Finding the Fourth Proportional to 17,724,246.40, 26,586,369.60 and 15,173,329.60
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Solution
The fourth proportional to 17,724,246.40, 26,586,369.60 and 15,173,329.60 is: 22,759,994.40
Step by Step Solution
- Step 1: Write the proportion equation
17,724,246.40 : 26,586,369.60 = 15,173,329.60 : x - Step 2: Convert to fraction form
17,724,246.40/26,586,369.60 = 15,173,329.60/x - Step 3: Cross multiply
17,724,246.40x = 26,586,369.60 × 15,173,329.60 - Step 4: Simplify right side
17,724,246.40x = 403,403,748,808,220.19 - Step 5: Solve for x
x = 403,403,748,808,220.19/17,724,246.40 - Step 6: Final answer
x = 22,759,994.40
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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.