Finding the Fourth Proportional to 16,164,699.84, 22,307,240.16 and 8,921,304
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Solution
The fourth proportional to 16,164,699.84, 22,307,240.16 and 8,921,304 is: 12,311,374.34
Step by Step Solution
- Step 1: Write the proportion equation
16,164,699.84 : 22,307,240.16 = 8,921,304 : x - Step 2: Convert to fraction form
16,164,699.84/22,307,240.16 = 8,921,304/x - Step 3: Cross multiply
16,164,699.84x = 22,307,240.16 × 8,921,304 - Step 4: Simplify right side
16,164,699.84x = 199,009,670,868,368.66 - Step 5: Solve for x
x = 199,009,670,868,368.66/16,164,699.84 - Step 6: Final answer
x = 12,311,374.34
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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.