Finding the Fourth Proportional to 39,589,814.96, 59,370,156.80 and 13,675,522.08
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Solution
The fourth proportional to 39,589,814.96, 59,370,156.80 and 13,675,522.08 is: 20,508,251.71
Step by Step Solution
- Step 1: Write the proportion equation
39,589,814.96 : 59,370,156.80 = 13,675,522.08 : x - Step 2: Convert to fraction form
39,589,814.96/59,370,156.80 = 13,675,522.08/x - Step 3: Cross multiply
39,589,814.96x = 59,370,156.80 × 13,675,522.08 - Step 4: Simplify right side
39,589,814.96x = 811,917,890,211,462.12 - Step 5: Solve for x
x = 811,917,890,211,462.12/39,589,814.96 - Step 6: Final answer
x = 20,508,251.71
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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.