Finding the Fourth Proportional to 9,355,956.30, 14,035,347.09 and 3,964,628.70
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Solution
The fourth proportional to 9,355,956.30, 14,035,347.09 and 3,964,628.70 is: 5,947,541.66
Step by Step Solution
- Step 1: Write the proportion equation
9,355,956.30 : 14,035,347.09 = 3,964,628.70 : x - Step 2: Convert to fraction form
9,355,956.30/14,035,347.09 = 3,964,628.70/x - Step 3: Cross multiply
9,355,956.30x = 14,035,347.09 × 3,964,628.70 - Step 4: Simplify right side
9,355,956.30x = 55,644,939,887,475.48 - Step 5: Solve for x
x = 55,644,939,887,475.48/9,355,956.30 - Step 6: Final answer
x = 5,947,541.66
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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.