Finding the Fourth Proportional to 5,513,322.24, 7,607,269.71 and 3,221,040.06
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Solution
The fourth proportional to 5,513,322.24, 7,607,269.71 and 3,221,040.06 is: 4,444,383.88
Step by Step Solution
- Step 1: Write the proportion equation
5,513,322.24 : 7,607,269.71 = 3,221,040.06 : x - Step 2: Convert to fraction form
5,513,322.24/7,607,269.71 = 3,221,040.06/x - Step 3: Cross multiply
5,513,322.24x = 7,607,269.71 × 3,221,040.06 - Step 4: Simplify right side
5,513,322.24x = 24,503,320,483,134.58 - Step 5: Solve for x
x = 24,503,320,483,134.58/5,513,322.24 - Step 6: Final answer
x = 4,444,383.88
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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.