Finding the Fourth Proportional to 63,559,655.55, 95,340,369.09 and 18,121,450.05
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Solution
The fourth proportional to 63,559,655.55, 95,340,369.09 and 18,121,450.05 is: 27,182,427.61
Step by Step Solution
- Step 1: Write the proportion equation
63,559,655.55 : 95,340,369.09 = 18,121,450.05 : x - Step 2: Convert to fraction form
63,559,655.55/95,340,369.09 = 18,121,450.05/x - Step 3: Cross multiply
63,559,655.55x = 95,340,369.09 × 18,121,450.05 - Step 4: Simplify right side
63,559,655.55x = 1,727,705,736,212,999 - Step 5: Solve for x
x = 1,727,705,736,212,999/63,559,655.55 - Step 6: Final answer
x = 27,182,427.61
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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.