Finding the Fourth Proportional to 26,950,543.70, 40,425,815.55 and 10,768,493.30
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Solution
The fourth proportional to 26,950,543.70, 40,425,815.55 and 10,768,493.30 is: 16,152,739.95
Step by Step Solution
- Step 1: Write the proportion equation
26,950,543.70 : 40,425,815.55 = 10,768,493.30 : x - Step 2: Convert to fraction form
26,950,543.70/40,425,815.55 = 10,768,493.30/x - Step 3: Cross multiply
26,950,543.70x = 40,425,815.55 × 10,768,493.30 - Step 4: Simplify right side
26,950,543.70x = 435,325,123,897,210.81 - Step 5: Solve for x
x = 435,325,123,897,210.81/26,950,543.70 - Step 6: Final answer
x = 16,152,739.95
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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.