Finding the Fourth Proportional to 35,246,871.83, 52,858,334.28 and 12,212,430.41
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Solution
The fourth proportional to 35,246,871.83, 52,858,334.28 and 12,212,430.41 is: 18,314,497.02
Step by Step Solution
- Step 1: Write the proportion equation
35,246,871.83 : 52,858,334.28 = 12,212,430.41 : x - Step 2: Convert to fraction form
35,246,871.83/52,858,334.28 = 12,212,430.41/x - Step 3: Cross multiply
35,246,871.83x = 52,858,334.28 × 12,212,430.41 - Step 4: Simplify right side
35,246,871.83x = 645,528,728,983,017.50 - Step 5: Solve for x
x = 645,528,728,983,017.50/35,246,871.83 - Step 6: Final answer
x = 18,314,497.02
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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.