Finding the Fourth Proportional to 27,335,265.60, 37,723,453.80 and 15,112,909.92
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Solution
The fourth proportional to 27,335,265.60, 37,723,453.80 and 15,112,909.92 is: 20,856,250.95
Step by Step Solution
- Step 1: Write the proportion equation
27,335,265.60 : 37,723,453.80 = 15,112,909.92 : x - Step 2: Convert to fraction form
27,335,265.60/37,723,453.80 = 15,112,909.92/x - Step 3: Cross multiply
27,335,265.60x = 37,723,453.80 × 15,112,909.92 - Step 4: Simplify right side
27,335,265.60x = 570,111,159,150,681.62 - Step 5: Solve for x
x = 570,111,159,150,681.62/27,335,265.60 - Step 6: Final answer
x = 20,856,250.95
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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.