Finding the Fourth Proportional to 48,405,386.70, 66,799,447.56 and 26,378,892.18
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Solution
The fourth proportional to 48,405,386.70, 66,799,447.56 and 26,378,892.18 is: 36,402,878.79
Step by Step Solution
- Step 1: Write the proportion equation
48,405,386.70 : 66,799,447.56 = 26,378,892.18 : x - Step 2: Convert to fraction form
48,405,386.70/66,799,447.56 = 26,378,892.18/x - Step 3: Cross multiply
48,405,386.70x = 66,799,447.56 × 26,378,892.18 - Step 4: Simplify right side
48,405,386.70x = 1,762,095,424,868,804 - Step 5: Solve for x
x = 1,762,095,424,868,804/48,405,386.70 - Step 6: Final answer
x = 36,402,878.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.