Finding the Fourth Proportional to 47,958,412.96, 71,961,239.52 and 22,395,707.20
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Solution
The fourth proportional to 47,958,412.96, 71,961,239.52 and 22,395,707.20 is: 33,604,590.95
Step by Step Solution
- Step 1: Write the proportion equation
47,958,412.96 : 71,961,239.52 = 22,395,707.20 : x - Step 2: Convert to fraction form
47,958,412.96/71,961,239.52 = 22,395,707.20/x - Step 3: Cross multiply
47,958,412.96x = 71,961,239.52 × 22,395,707.20 - Step 4: Simplify right side
47,958,412.96x = 1,611,622,850,038,988.50 - Step 5: Solve for x
x = 1,611,622,850,038,988.50/47,958,412.96 - Step 6: Final answer
x = 33,604,590.95
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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.