Finding the Fourth Proportional to 33,427,658.40, 46,139,734.53 and 19,684,594.14
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Solution
The fourth proportional to 33,427,658.40, 46,139,734.53 and 19,684,594.14 is: 27,170,373.02
Step by Step Solution
- Step 1: Write the proportion equation
33,427,658.40 : 46,139,734.53 = 19,684,594.14 : x - Step 2: Convert to fraction form
33,427,658.40/46,139,734.53 = 19,684,594.14/x - Step 3: Cross multiply
33,427,658.40x = 46,139,734.53 × 19,684,594.14 - Step 4: Simplify right side
33,427,658.40x = 908,241,947,950,393.75 - Step 5: Solve for x
x = 908,241,947,950,393.75/33,427,658.40 - Step 6: Final answer
x = 27,170,373.02
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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.