Finding the Fourth Proportional to 16,128,355.40, 24,194,606.70 and 8,045,462.60
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Solution
The fourth proportional to 16,128,355.40, 24,194,606.70 and 8,045,462.60 is: 12,069,228.29
Step by Step Solution
- Step 1: Write the proportion equation
16,128,355.40 : 24,194,606.70 = 8,045,462.60 : x - Step 2: Convert to fraction form
16,128,355.40/24,194,606.70 = 8,045,462.60/x - Step 3: Cross multiply
16,128,355.40x = 24,194,606.70 × 8,045,462.60 - Step 4: Simplify right side
16,128,355.40x = 194,656,803,326,559.41 - Step 5: Solve for x
x = 194,656,803,326,559.41/16,128,355.40 - Step 6: Final answer
x = 12,069,228.29
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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.