Finding the Fourth Proportional to 7,201,115.53, 9,937,712.01 and 4,103,572.26
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Solution
The fourth proportional to 7,201,115.53, 9,937,712.01 and 4,103,572.26 is: 5,663,028.06
Step by Step Solution
- Step 1: Write the proportion equation
7,201,115.53 : 9,937,712.01 = 4,103,572.26 : x - Step 2: Convert to fraction form
7,201,115.53/9,937,712.01 = 4,103,572.26/x - Step 3: Cross multiply
7,201,115.53x = 9,937,712.01 × 4,103,572.26 - Step 4: Simplify right side
7,201,115.53x = 40,780,119,332,104.84 - Step 5: Solve for x
x = 40,780,119,332,104.84/7,201,115.53 - Step 6: Final answer
x = 5,663,028.06
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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.