Finding the Fourth Proportional to 39,900,394.89, 59,853,120.84 and 16,867,036.62
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Solution
The fourth proportional to 39,900,394.89, 59,853,120.84 and 16,867,036.62 is: 25,301,623.80
Step by Step Solution
- Step 1: Write the proportion equation
39,900,394.89 : 59,853,120.84 = 16,867,036.62 : x - Step 2: Convert to fraction form
39,900,394.89/59,853,120.84 = 16,867,036.62/x - Step 3: Cross multiply
39,900,394.89x = 59,853,120.84 × 16,867,036.62 - Step 4: Simplify right side
39,900,394.89x = 1,009,544,781,029,565.25 - Step 5: Solve for x
x = 1,009,544,781,029,565.25/39,900,394.89 - Step 6: Final answer
x = 25,301,623.80
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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.