Finding the Fourth Proportional to 63,414,664.53, 87,481,139.15 and 55,030,266.44
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Solution
The fourth proportional to 63,414,664.53, 87,481,139.15 and 55,030,266.44 is: 75,914,781.40
Step by Step Solution
- Step 1: Write the proportion equation
63,414,664.53 : 87,481,139.15 = 55,030,266.44 : x - Step 2: Convert to fraction form
63,414,664.53/87,481,139.15 = 55,030,266.44/x - Step 3: Cross multiply
63,414,664.53x = 87,481,139.15 × 55,030,266.44 - Step 4: Simplify right side
63,414,664.53x = 4,814,110,395,186,658 - Step 5: Solve for x
x = 4,814,110,395,186,658/63,414,664.53 - Step 6: Final answer
x = 75,914,781.40
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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.