Finding the Fourth Proportional to 14,272,782.62, 19,696,459.47 and 7,746,412.17
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Solution
The fourth proportional to 14,272,782.62, 19,696,459.47 and 7,746,412.17 is: 10,690,059.35
Step by Step Solution
- Step 1: Write the proportion equation
14,272,782.62 : 19,696,459.47 = 7,746,412.17 : x - Step 2: Convert to fraction form
14,272,782.62/19,696,459.47 = 7,746,412.17/x - Step 3: Cross multiply
14,272,782.62x = 19,696,459.47 × 7,746,412.17 - Step 4: Simplify right side
14,272,782.62x = 152,576,893,278,339.84 - Step 5: Solve for x
x = 152,576,893,278,339.84/14,272,782.62 - Step 6: Final answer
x = 10,690,059.35
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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.