Finding the Fourth Proportional to 23,312,794.24, 32,171,864.88 and 12,859,211.08
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Solution
The fourth proportional to 23,312,794.24, 32,171,864.88 and 12,859,211.08 is: 17,745,826.48
Step by Step Solution
- Step 1: Write the proportion equation
23,312,794.24 : 32,171,864.88 = 12,859,211.08 : x - Step 2: Convert to fraction form
23,312,794.24/32,171,864.88 = 12,859,211.08/x - Step 3: Cross multiply
23,312,794.24x = 32,171,864.88 × 12,859,211.08 - Step 4: Simplify right side
23,312,794.24x = 413,704,801,329,158.88 - Step 5: Solve for x
x = 413,704,801,329,158.88/23,312,794.24 - Step 6: Final answer
x = 17,745,826.48
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1.5x scale
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.