Finding the Fourth Proportional to 9,593,635.17, 13,239,251.25 and 5,242,788.21
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Solution
The fourth proportional to 9,593,635.17, 13,239,251.25 and 5,242,788.21 is: 7,235,066.70
Step by Step Solution
- Step 1: Write the proportion equation
9,593,635.17 : 13,239,251.25 = 5,242,788.21 : x - Step 2: Convert to fraction form
9,593,635.17/13,239,251.25 = 5,242,788.21/x - Step 3: Cross multiply
9,593,635.17x = 13,239,251.25 × 5,242,788.21 - Step 4: Simplify right side
9,593,635.17x = 69,410,590,362,727.77 - Step 5: Solve for x
x = 69,410,590,362,727.77/9,593,635.17 - Step 6: Final answer
x = 7,235,066.70
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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.