Finding the Fourth Proportional to 9,243,904.05, 13,874,330.70 and 4,698,115.20
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Solution
The fourth proportional to 9,243,904.05, 13,874,330.70 and 4,698,115.20 is: 7,051,479.94
Step by Step Solution
- Step 1: Write the proportion equation
9,243,904.05 : 13,874,330.70 = 4,698,115.20 : x - Step 2: Convert to fraction form
9,243,904.05/13,874,330.70 = 4,698,115.20/x - Step 3: Cross multiply
9,243,904.05x = 13,874,330.70 × 4,698,115.20 - Step 4: Simplify right side
9,243,904.05x = 65,183,203,951,496.64 - Step 5: Solve for x
x = 65,183,203,951,496.64/9,243,904.05 - Step 6: Final answer
x = 7,051,479.94
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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.