Finding the Fourth Proportional to 14,273,537.19, 19,697,494.59 and 7,747,164.69
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Solution
The fourth proportional to 14,273,537.19, 19,697,494.59 and 7,747,164.69 is: 10,691,094.47
Step by Step Solution
- Step 1: Write the proportion equation
14,273,537.19 : 19,697,494.59 = 7,747,164.69 : x - Step 2: Convert to fraction form
14,273,537.19/19,697,494.59 = 7,747,164.69/x - Step 3: Cross multiply
14,273,537.19x = 19,697,494.59 × 7,747,164.69 - Step 4: Simplify right side
14,273,537.19x = 152,599,734,569,114.03 - Step 5: Solve for x
x = 152,599,734,569,114.03/14,273,537.19 - Step 6: Final answer
x = 10,691,094.47
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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.