Finding the Fourth Proportional to 14,564,882.05, 21,829,054.65 and 7,724,572.09
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Solution
The fourth proportional to 14,564,882.05, 21,829,054.65 and 7,724,572.09 is: 11,577,169.37
Step by Step Solution
- Step 1: Write the proportion equation
14,564,882.05 : 21,829,054.65 = 7,724,572.09 : x - Step 2: Convert to fraction form
14,564,882.05/21,829,054.65 = 7,724,572.09/x - Step 3: Cross multiply
14,564,882.05x = 21,829,054.65 × 7,724,572.09 - Step 4: Simplify right side
14,564,882.05x = 168,620,106,300,474.72 - Step 5: Solve for x
x = 168,620,106,300,474.72/14,564,882.05 - Step 6: Final answer
x = 11,577,169.37
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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.