Finding the Fourth Proportional to 18,127,636.92, 27,182,085.30 and 5,346,510.84
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Solution
The fourth proportional to 18,127,636.92, 27,182,085.30 and 5,346,510.84 is: 8,017,002.68
Step by Step Solution
- Step 1: Write the proportion equation
18,127,636.92 : 27,182,085.30 = 5,346,510.84 : x - Step 2: Convert to fraction form
18,127,636.92/27,182,085.30 = 5,346,510.84/x - Step 3: Cross multiply
18,127,636.92x = 27,182,085.30 × 5,346,510.84 - Step 4: Simplify right side
18,127,636.92x = 145,329,313,710,254.66 - Step 5: Solve for x
x = 145,329,313,710,254.66/18,127,636.92 - Step 6: Final answer
x = 8,017,002.68
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1.5x scale
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.