Finding the Fourth Proportional to 10,877,878.60, 16,318,676.82 and 4,484,636.08
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Solution
The fourth proportional to 10,877,878.60, 16,318,676.82 and 4,484,636.08 is: 6,727,720.50
Step by Step Solution
- Step 1: Write the proportion equation
10,877,878.60 : 16,318,676.82 = 4,484,636.08 : x - Step 2: Convert to fraction form
10,877,878.60/16,318,676.82 = 4,484,636.08/x - Step 3: Cross multiply
10,877,878.60x = 16,318,676.82 × 4,484,636.08 - Step 4: Simplify right side
10,877,878.60x = 73,183,326,844,831.67 - Step 5: Solve for x
x = 73,183,326,844,831.67/10,877,878.60 - Step 6: Final answer
x = 6,727,720.50
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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.