Finding the Fourth Proportional to 27,386,196.84, 37,794,132.36 and 15,163,053.84
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Solution
The fourth proportional to 27,386,196.84, 37,794,132.36 and 15,163,053.84 is: 20,925,668.03
Step by Step Solution
- Step 1: Write the proportion equation
27,386,196.84 : 37,794,132.36 = 15,163,053.84 : x - Step 2: Convert to fraction form
27,386,196.84/37,794,132.36 = 15,163,053.84/x - Step 3: Cross multiply
27,386,196.84x = 37,794,132.36 × 15,163,053.84 - Step 4: Simplify right side
27,386,196.84x = 573,074,463,810,766.25 - Step 5: Solve for x
x = 573,074,463,810,766.25/27,386,196.84 - Step 6: Final answer
x = 20,925,668.03
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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.