Finding the Fourth Proportional to 5,776,036.02, 7,970,626.64 and 3,162,038.99
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Solution
The fourth proportional to 5,776,036.02, 7,970,626.64 and 3,162,038.99 is: 4,363,447.89
Step by Step Solution
- Step 1: Write the proportion equation
5,776,036.02 : 7,970,626.64 = 3,162,038.99 : x - Step 2: Convert to fraction form
5,776,036.02/7,970,626.64 = 3,162,038.99/x - Step 3: Cross multiply
5,776,036.02x = 7,970,626.64 × 3,162,038.99 - Step 4: Simplify right side
5,776,036.02x = 25,203,432,178,464.66 - Step 5: Solve for x
x = 25,203,432,178,464.66/5,776,036.02 - Step 6: Final answer
x = 4,363,447.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.