Finding the Fourth Proportional to 27,861,783.12, 41,773,595.40 and 14,188,461.84
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Solution
The fourth proportional to 27,861,783.12, 41,773,595.40 and 14,188,461.84 is: 21,272,976.74
Step by Step Solution
- Step 1: Write the proportion equation
27,861,783.12 : 41,773,595.40 = 14,188,461.84 : x - Step 2: Convert to fraction form
27,861,783.12/41,773,595.40 = 14,188,461.84/x - Step 3: Cross multiply
27,861,783.12x = 41,773,595.40 × 14,188,461.84 - Step 4: Simplify right side
27,861,783.12x = 592,703,064,252,499.50 - Step 5: Solve for x
x = 592,703,064,252,499.50/27,861,783.12 - Step 6: Final answer
x = 21,272,976.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.