Finding the Fourth Proportional to 26,282,804.20, 39,417,207.90 and 8,086,964.20
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Solution
The fourth proportional to 26,282,804.20, 39,417,207.90 and 8,086,964.20 is: 12,128,292.96
Step by Step Solution
- Step 1: Write the proportion equation
26,282,804.20 : 39,417,207.90 = 8,086,964.20 : x - Step 2: Convert to fraction form
26,282,804.20/39,417,207.90 = 8,086,964.20/x - Step 3: Cross multiply
26,282,804.20x = 39,417,207.90 × 8,086,964.20 - Step 4: Simplify right side
26,282,804.20x = 318,765,549,151,257.19 - Step 5: Solve for x
x = 318,765,549,151,257.19/26,282,804.20 - Step 6: Final answer
x = 12,128,292.96
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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.