Finding the Fourth Proportional to 14,273,963.37, 19,697,541.53 and 7,747,453.98
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Solution
The fourth proportional to 14,273,963.37, 19,697,541.53 and 7,747,453.98 is: 10,691,199.95
Step by Step Solution
- Step 1: Write the proportion equation
14,273,963.37 : 19,697,541.53 = 7,747,453.98 : x - Step 2: Convert to fraction form
14,273,963.37/19,697,541.53 = 7,747,453.98/x - Step 3: Cross multiply
14,273,963.37x = 19,697,541.53 × 7,747,453.98 - Step 4: Simplify right side
14,273,963.37x = 152,605,796,484,076.53 - Step 5: Solve for x
x = 152,605,796,484,076.53/14,273,963.37 - Step 6: Final answer
x = 10,691,199.95
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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.