Finding the Fourth Proportional to 55,605,572.19, 83,422,250.88 and 39,242,805.21
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Solution
The fourth proportional to 55,605,572.19, 83,422,250.88 and 39,242,805.21 is: 58,874,012.31
Step by Step Solution
- Step 1: Write the proportion equation
55,605,572.19 : 83,422,250.88 = 39,242,805.21 : x - Step 2: Convert to fraction form
55,605,572.19/83,422,250.88 = 39,242,805.21/x - Step 3: Cross multiply
55,605,572.19x = 83,422,250.88 × 39,242,805.21 - Step 4: Simplify right side
55,605,572.19x = 3,273,723,141,463,591 - Step 5: Solve for x
x = 3,273,723,141,463,591/55,605,572.19 - Step 6: Final answer
x = 58,874,012.31
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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.