Finding the Fourth Proportional to 14,344,227.95, 19,794,457.08 and 7,817,716.94
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Solution
The fourth proportional to 14,344,227.95, 19,794,457.08 and 7,817,716.94 is: 10,788,134.64
Step by Step Solution
- Step 1: Write the proportion equation
14,344,227.95 : 19,794,457.08 = 7,817,716.94 : x - Step 2: Convert to fraction form
14,344,227.95/19,794,457.08 = 7,817,716.94/x - Step 3: Cross multiply
14,344,227.95x = 19,794,457.08 × 7,817,716.94 - Step 4: Simplify right side
14,344,227.95x = 154,747,462,333,446.62 - Step 5: Solve for x
x = 154,747,462,333,446.62/14,344,227.95 - Step 6: Final answer
x = 10,788,134.64
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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.