Finding the Fourth Proportional to 16,129,703.40, 24,196,628.70 and 8,046,810.60
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Solution
The fourth proportional to 16,129,703.40, 24,196,628.70 and 8,046,810.60 is: 12,071,250.38
Step by Step Solution
- Step 1: Write the proportion equation
16,129,703.40 : 24,196,628.70 = 8,046,810.60 : x - Step 2: Convert to fraction form
16,129,703.40/24,196,628.70 = 8,046,810.60/x - Step 3: Cross multiply
16,129,703.40x = 24,196,628.70 × 8,046,810.60 - Step 4: Simplify right side
16,129,703.40x = 194,705,688,307,424.22 - Step 5: Solve for x
x = 194,705,688,307,424.22/16,129,703.40 - Step 6: Final answer
x = 12,071,250.38
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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.