Finding the Fourth Proportional to 55,605,531.14, 83,422,189.17 and 39,242,764.07
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Solution
The fourth proportional to 55,605,531.14, 83,422,189.17 and 39,242,764.07 is: 58,873,950.50
Step by Step Solution
- Step 1: Write the proportion equation
55,605,531.14 : 83,422,189.17 = 39,242,764.07 : x - Step 2: Convert to fraction form
55,605,531.14/83,422,189.17 = 39,242,764.07/x - Step 3: Cross multiply
55,605,531.14x = 83,422,189.17 × 39,242,764.07 - Step 4: Simplify right side
55,605,531.14x = 3,273,717,287,696,941.50 - Step 5: Solve for x
x = 3,273,717,287,696,941.50/55,605,531.14 - Step 6: Final answer
x = 58,873,950.50
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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.