Finding the Fourth Proportional to 14,194,210.75, 19,588,028.25 and 7,667,840.08
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Solution
The fourth proportional to 14,194,210.75, 19,588,028.25 and 7,667,840.08 is: 10,581,628.72
Step by Step Solution
- Step 1: Write the proportion equation
14,194,210.75 : 19,588,028.25 = 7,667,840.08 : x - Step 2: Convert to fraction form
14,194,210.75/19,588,028.25 = 7,667,840.08/x - Step 3: Cross multiply
14,194,210.75x = 19,588,028.25 × 7,667,840.08 - Step 4: Simplify right side
14,194,210.75x = 150,197,868,103,522.25 - Step 5: Solve for x
x = 150,197,868,103,522.25/14,194,210.75 - Step 6: Final answer
x = 10,581,628.72
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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.