Finding the Fourth Proportional to 84,486,582.36, 116,571,501 and 47,817,153.36
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Solution
The fourth proportional to 84,486,582.36, 116,571,501 and 47,817,153.36 is: 65,976,361.99
Step by Step Solution
- Step 1: Write the proportion equation
84,486,582.36 : 116,571,501 = 47,817,153.36 : x - Step 2: Convert to fraction form
84,486,582.36/116,571,501 = 47,817,153.36/x - Step 3: Cross multiply
84,486,582.36x = 116,571,501 × 47,817,153.36 - Step 4: Simplify right side
84,486,582.36x = 5,574,117,340,722,393 - Step 5: Solve for x
x = 5,574,117,340,722,393/84,486,582.36 - Step 6: Final answer
x = 65,976,361.99
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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.