Finding the Fourth Proportional to 27,533,741.52, 37,996,594.80 and 15,310,336.08
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Solution
The fourth proportional to 27,533,741.52, 37,996,594.80 and 15,310,336.08 is: 21,128,281.31
Step by Step Solution
- Step 1: Write the proportion equation
27,533,741.52 : 37,996,594.80 = 15,310,336.08 : x - Step 2: Convert to fraction form
27,533,741.52/37,996,594.80 = 15,310,336.08/x - Step 3: Cross multiply
27,533,741.52x = 37,996,594.80 × 15,310,336.08 - Step 4: Simplify right side
27,533,741.52x = 581,740,636,283,580.38 - Step 5: Solve for x
x = 581,740,636,283,580.38/27,533,741.52 - Step 6: Final answer
x = 21,128,281.31
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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.