Finding the Fourth Proportional to 26,071,236.32, 39,106,854.56 and 13,903,837.12
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Solution
The fourth proportional to 26,071,236.32, 39,106,854.56 and 13,903,837.12 is: 20,855,755.71
Step by Step Solution
- Step 1: Write the proportion equation
26,071,236.32 : 39,106,854.56 = 13,903,837.12 : x - Step 2: Convert to fraction form
26,071,236.32/39,106,854.56 = 13,903,837.12/x - Step 3: Cross multiply
26,071,236.32x = 39,106,854.56 × 13,903,837.12 - Step 4: Simplify right side
26,071,236.32x = 543,735,335,910,482.94 - Step 5: Solve for x
x = 543,735,335,910,482.94/26,071,236.32 - Step 6: Final answer
x = 20,855,755.71
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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.