Finding the Fourth Proportional to 39,369,516.51, 59,065,403.87 and 13,467,426.63
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Solution
The fourth proportional to 39,369,516.51, 59,065,403.87 and 13,467,426.63 is: 20,204,946.95
Step by Step Solution
- Step 1: Write the proportion equation
39,369,516.51 : 59,065,403.87 = 13,467,426.63 : x - Step 2: Convert to fraction form
39,369,516.51/59,065,403.87 = 13,467,426.63/x - Step 3: Cross multiply
39,369,516.51x = 59,065,403.87 × 13,467,426.63 - Step 4: Simplify right side
39,369,516.51x = 795,458,992,726,962.12 - Step 5: Solve for x
x = 795,458,992,726,962.12/39,369,516.51 - Step 6: Final answer
x = 20,204,946.95
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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.