Finding the Fourth Proportional to 27,403,209.08, 37,816,457.88 and 14,844,292.76
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Solution
The fourth proportional to 27,403,209.08, 37,816,457.88 and 14,844,292.76 is: 20,485,139.91
Step by Step Solution
- Step 1: Write the proportion equation
27,403,209.08 : 37,816,457.88 = 14,844,292.76 : x - Step 2: Convert to fraction form
27,403,209.08/37,816,457.88 = 14,844,292.76/x - Step 3: Cross multiply
27,403,209.08x = 37,816,457.88 × 14,844,292.76 - Step 4: Simplify right side
27,403,209.08x = 561,358,571,916,929 - Step 5: Solve for x
x = 561,358,571,916,929/27,403,209.08 - Step 6: Final answer
x = 20,485,139.91
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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.