Finding the Fourth Proportional to 26,245,209.74, 39,364,358.28 and 7,800,761
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Solution
The fourth proportional to 26,245,209.74, 39,364,358.28 and 7,800,761 is: 11,700,114.19
Step by Step Solution
- Step 1: Write the proportion equation
26,245,209.74 : 39,364,358.28 = 7,800,761 : x - Step 2: Convert to fraction form
26,245,209.74/39,364,358.28 = 7,800,761/x - Step 3: Cross multiply
26,245,209.74x = 39,364,358.28 × 7,800,761 - Step 4: Simplify right side
26,245,209.74x = 307,071,950,860,651.06 - Step 5: Solve for x
x = 307,071,950,860,651.06/26,245,209.74 - Step 6: Final answer
x = 11,700,114.19
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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.