Finding the Fourth Proportional to 14,260,377.65, 19,681,836.66 and 8,462,356.34
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Solution
The fourth proportional to 14,260,377.65, 19,681,836.66 and 8,462,356.34 is: 11,679,544.49
Step by Step Solution
- Step 1: Write the proportion equation
14,260,377.65 : 19,681,836.66 = 8,462,356.34 : x - Step 2: Convert to fraction form
14,260,377.65/19,681,836.66 = 8,462,356.34/x - Step 3: Cross multiply
14,260,377.65x = 19,681,836.66 × 8,462,356.34 - Step 4: Simplify right side
14,260,377.65x = 166,554,715,144,186.25 - Step 5: Solve for x
x = 166,554,715,144,186.25/14,260,377.65 - Step 6: Final answer
x = 11,679,544.49
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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.