Finding the Fourth Proportional to 7,107,631.24, 10,661,438.58 and 2,315,312.82
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Solution
The fourth proportional to 7,107,631.24, 10,661,438.58 and 2,315,312.82 is: 3,472,966.53
Step by Step Solution
- Step 1: Write the proportion equation
7,107,631.24 : 10,661,438.58 = 2,315,312.82 : x - Step 2: Convert to fraction form
7,107,631.24/10,661,438.58 = 2,315,312.82/x - Step 3: Cross multiply
7,107,631.24x = 10,661,438.58 × 2,315,312.82 - Step 4: Simplify right side
7,107,631.24x = 24,684,565,423,916.59 - Step 5: Solve for x
x = 24,684,565,423,916.59/7,107,631.24 - Step 6: Final answer
x = 3,472,966.53
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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.