Finding the Fourth Proportional to 56,268,657.39, 84,391,176.14 and 15,869,693.55
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Solution
The fourth proportional to 56,268,657.39, 84,391,176.14 and 15,869,693.55 is: 23,801,209.51
Step by Step Solution
- Step 1: Write the proportion equation
56,268,657.39 : 84,391,176.14 = 15,869,693.55 : x - Step 2: Convert to fraction form
56,268,657.39/84,391,176.14 = 15,869,693.55/x - Step 3: Cross multiply
56,268,657.39x = 84,391,176.14 × 15,869,693.55 - Step 4: Simplify right side
56,268,657.39x = 1,339,262,103,665,872 - Step 5: Solve for x
x = 1,339,262,103,665,872/56,268,657.39 - Step 6: Final answer
x = 23,801,209.51
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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.