Finding the Fourth Proportional to 40,251,373.80, 60,377,060.70 and 26,814,445.80
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Solution
The fourth proportional to 40,251,373.80, 60,377,060.70 and 26,814,445.80 is: 40,221,668.70
Step by Step Solution
- Step 1: Write the proportion equation
40,251,373.80 : 60,377,060.70 = 26,814,445.80 : x - Step 2: Convert to fraction form
40,251,373.80/60,377,060.70 = 26,814,445.80/x - Step 3: Cross multiply
40,251,373.80x = 60,377,060.70 × 26,814,445.80 - Step 4: Simplify right side
40,251,373.80x = 1,618,977,421,703,460.25 - Step 5: Solve for x
x = 1,618,977,421,703,460.25/40,251,373.80 - Step 6: Final answer
x = 40,221,668.70
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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.