Finding the Fourth Proportional to 14,559,171.12, 21,838,763.96 and 4,974,643.62
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Solution
The fourth proportional to 14,559,171.12, 21,838,763.96 and 4,974,643.62 is: 7,461,967.92
Step by Step Solution
- Step 1: Write the proportion equation
14,559,171.12 : 21,838,763.96 = 4,974,643.62 : x - Step 2: Convert to fraction form
14,559,171.12/21,838,763.96 = 4,974,643.62/x - Step 3: Cross multiply
14,559,171.12x = 21,838,763.96 × 4,974,643.62 - Step 4: Simplify right side
14,559,171.12x = 108,640,067,802,299.94 - Step 5: Solve for x
x = 108,640,067,802,299.94/14,559,171.12 - Step 6: Final answer
x = 7,461,967.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.