Finding the Fourth Proportional to 33,485,677.48, 46,178,490.18 and 21,893,177.80
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Solution
The fourth proportional to 33,485,677.48, 46,178,490.18 and 21,893,177.80 is: 30,191,830.42
Step by Step Solution
- Step 1: Write the proportion equation
33,485,677.48 : 46,178,490.18 = 21,893,177.80 : x - Step 2: Convert to fraction form
33,485,677.48/46,178,490.18 = 21,893,177.80/x - Step 3: Cross multiply
33,485,677.48x = 46,178,490.18 × 21,893,177.80 - Step 4: Simplify right side
33,485,677.48x = 1,010,993,896,046,294 - Step 5: Solve for x
x = 1,010,993,896,046,294/33,485,677.48 - Step 6: Final answer
x = 30,191,830.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.