Finding the Fourth Proportional to 14,273,442.66, 19,697,365.42 and 7,747,073.49
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Solution
The fourth proportional to 14,273,442.66, 19,697,365.42 and 7,747,073.49 is: 10,690,969.31
Step by Step Solution
- Step 1: Write the proportion equation
14,273,442.66 : 19,697,365.42 = 7,747,073.49 : x - Step 2: Convert to fraction form
14,273,442.66/19,697,365.42 = 7,747,073.49/x - Step 3: Cross multiply
14,273,442.66x = 19,697,365.42 × 7,747,073.49 - Step 4: Simplify right side
14,273,442.66x = 152,596,937,468,124.72 - Step 5: Solve for x
x = 152,596,937,468,124.72/14,273,442.66 - Step 6: Final answer
x = 10,690,969.31
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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.