Finding the Fourth Proportional to 16,095,657.70, 24,143,486.55 and 12,316,521.70
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Solution
The fourth proportional to 16,095,657.70, 24,143,486.55 and 12,316,521.70 is: 18,474,782.55
Step by Step Solution
- Step 1: Write the proportion equation
16,095,657.70 : 24,143,486.55 = 12,316,521.70 : x - Step 2: Convert to fraction form
16,095,657.70/24,143,486.55 = 12,316,521.70/x - Step 3: Cross multiply
16,095,657.70x = 24,143,486.55 × 12,316,521.70 - Step 4: Simplify right side
16,095,657.70x = 297,363,776,006,733.12 - Step 5: Solve for x
x = 297,363,776,006,733.12/16,095,657.70 - Step 6: Final answer
x = 18,474,782.55
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1.5x scale
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.