Finding the Fourth Proportional to 53,396,753.74, 80,103,125.94 and 19,326,071.26
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Solution
The fourth proportional to 53,396,753.74, 80,103,125.94 and 19,326,071.26 is: 28,992,000.67
Step by Step Solution
- Step 1: Write the proportion equation
53,396,753.74 : 80,103,125.94 = 19,326,071.26 : x - Step 2: Convert to fraction form
53,396,753.74/80,103,125.94 = 19,326,071.26/x - Step 3: Cross multiply
53,396,753.74x = 80,103,125.94 × 19,326,071.26 - Step 4: Simplify right side
53,396,753.74x = 1,548,078,720,065,194.50 - Step 5: Solve for x
x = 1,548,078,720,065,194.50/53,396,753.74 - Step 6: Final answer
x = 28,992,000.67
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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.