Finding the Fourth Proportional to 19,406,917.96, 29,087,740.14 and 14,599,148.92
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Solution
The fourth proportional to 19,406,917.96, 29,087,740.14 and 14,599,148.92 is: 21,881,694.50
Step by Step Solution
- Step 1: Write the proportion equation
19,406,917.96 : 29,087,740.14 = 14,599,148.92 : x - Step 2: Convert to fraction form
19,406,917.96/29,087,740.14 = 14,599,148.92/x - Step 3: Cross multiply
19,406,917.96x = 29,087,740.14 × 14,599,148.92 - Step 4: Simplify right side
19,406,917.96x = 424,656,250,050,121.62 - Step 5: Solve for x
x = 424,656,250,050,121.62/19,406,917.96 - Step 6: Final answer
x = 21,881,694.50
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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.