Finding the Fourth Proportional to 5,133,366.84, 7,697,392.32 and 2,736,567.72
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Solution
The fourth proportional to 5,133,366.84, 7,697,392.32 and 2,736,567.72 is: 4,103,434.65
Step by Step Solution
- Step 1: Write the proportion equation
5,133,366.84 : 7,697,392.32 = 2,736,567.72 : x - Step 2: Convert to fraction form
5,133,366.84/7,697,392.32 = 2,736,567.72/x - Step 3: Cross multiply
5,133,366.84x = 7,697,392.32 × 2,736,567.72 - Step 4: Simplify right side
5,133,366.84x = 21,064,435,351,087.91 - Step 5: Solve for x
x = 21,064,435,351,087.91/5,133,366.84 - Step 6: Final answer
x = 4,103,434.65
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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.