Finding the Fourth Proportional to 27,291,003.99, 37,662,109.76 and 14,901,588.65
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Solution
The fourth proportional to 27,291,003.99, 37,662,109.76 and 14,901,588.65 is: 20,564,478.59
Step by Step Solution
- Step 1: Write the proportion equation
27,291,003.99 : 37,662,109.76 = 14,901,588.65 : x - Step 2: Convert to fraction form
27,291,003.99/37,662,109.76 = 14,901,588.65/x - Step 3: Cross multiply
27,291,003.99x = 37,662,109.76 × 14,901,588.65 - Step 4: Simplify right side
27,291,003.99x = 561,225,267,183,613.69 - Step 5: Solve for x
x = 561,225,267,183,613.69/27,291,003.99 - Step 6: Final answer
x = 20,564,478.59
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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.