Finding the Fourth Proportional to 16,102,243.74, 22,220,590.04 and 8,759,888.76
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Solution
The fourth proportional to 16,102,243.74, 22,220,590.04 and 8,759,888.76 is: 12,088,371.04
Step by Step Solution
- Step 1: Write the proportion equation
16,102,243.74 : 22,220,590.04 = 8,759,888.76 : x - Step 2: Convert to fraction form
16,102,243.74/22,220,590.04 = 8,759,888.76/x - Step 3: Cross multiply
16,102,243.74x = 22,220,590.04 × 8,759,888.76 - Step 4: Simplify right side
16,102,243.74x = 194,649,896,931,963.94 - Step 5: Solve for x
x = 194,649,896,931,963.94/16,102,243.74 - Step 6: Final answer
x = 12,088,371.04
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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.