Finding the Fourth Proportional to 22,185,001.80, 33,277,502.70 and 18,452,521.80
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Solution
The fourth proportional to 22,185,001.80, 33,277,502.70 and 18,452,521.80 is: 27,678,782.70
Step by Step Solution
- Step 1: Write the proportion equation
22,185,001.80 : 33,277,502.70 = 18,452,521.80 : x - Step 2: Convert to fraction form
22,185,001.80/33,277,502.70 = 18,452,521.80/x - Step 3: Cross multiply
22,185,001.80x = 33,277,502.70 × 18,452,521.80 - Step 4: Simplify right side
22,185,001.80x = 614,053,844,021,308.88 - Step 5: Solve for x
x = 614,053,844,021,308.88/22,185,001.80 - Step 6: Final answer
x = 27,678,782.70
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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.