Finding the Fourth Proportional to 16,270,210.80, 22,452,828.76 and 8,928,166.68
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Solution
The fourth proportional to 16,270,210.80, 22,452,828.76 and 8,928,166.68 is: 12,320,835.92
Step by Step Solution
- Step 1: Write the proportion equation
16,270,210.80 : 22,452,828.76 = 8,928,166.68 : x - Step 2: Convert to fraction form
16,270,210.80/22,452,828.76 = 8,928,166.68/x - Step 3: Cross multiply
16,270,210.80x = 22,452,828.76 × 8,928,166.68 - Step 4: Simplify right side
16,270,210.80x = 200,462,597,606,777.72 - Step 5: Solve for x
x = 200,462,597,606,777.72/16,270,210.80 - Step 6: Final answer
x = 12,320,835.92
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1.5x scale
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.