Finding the Fourth Proportional to 26,282,801.70, 39,417,204.15 and 8,086,961.70
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Solution
The fourth proportional to 26,282,801.70, 39,417,204.15 and 8,086,961.70 is: 12,128,289.21
Step by Step Solution
- Step 1: Write the proportion equation
26,282,801.70 : 39,417,204.15 = 8,086,961.70 : x - Step 2: Convert to fraction form
26,282,801.70/39,417,204.15 = 8,086,961.70/x - Step 3: Cross multiply
26,282,801.70x = 39,417,204.15 × 8,086,961.70 - Step 4: Simplify right side
26,282,801.70x = 318,765,420,282,131.06 - Step 5: Solve for x
x = 318,765,420,282,131.06/26,282,801.70 - Step 6: Final answer
x = 12,128,289.21
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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.