Finding the Fourth Proportional to 10,698,642.36, 16,051,958.64 and 4,310,706.96
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Solution
The fourth proportional to 10,698,642.36, 16,051,958.64 and 4,310,706.96 is: 6,467,670.15
Step by Step Solution
- Step 1: Write the proportion equation
10,698,642.36 : 16,051,958.64 = 4,310,706.96 : x - Step 2: Convert to fraction form
10,698,642.36/16,051,958.64 = 4,310,706.96/x - Step 3: Cross multiply
10,698,642.36x = 16,051,958.64 × 4,310,706.96 - Step 4: Simplify right side
10,698,642.36x = 69,195,289,831,080.13 - Step 5: Solve for x
x = 69,195,289,831,080.13/10,698,642.36 - Step 6: Final answer
x = 6,467,670.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.