Finding the Fourth Proportional to 9,357,238.24, 12,912,268.08 and 5,283,259.36
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Solution
The fourth proportional to 9,357,238.24, 12,912,268.08 and 5,283,259.36 is: 7,290,491.00
Step by Step Solution
- Step 1: Write the proportion equation
9,357,238.24 : 12,912,268.08 = 5,283,259.36 : x - Step 2: Convert to fraction form
9,357,238.24/12,912,268.08 = 5,283,259.36/x - Step 3: Cross multiply
9,357,238.24x = 12,912,268.08 × 5,283,259.36 - Step 4: Simplify right side
9,357,238.24x = 68,218,861,192,489.23 - Step 5: Solve for x
x = 68,218,861,192,489.23/9,357,238.24 - Step 6: Final answer
x = 7,290,491.00
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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.