Finding the Fourth Proportional to 36,966,476.40, 55,444,465.80 and 12,706,522.80
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Solution
The fourth proportional to 36,966,476.40, 55,444,465.80 and 12,706,522.80 is: 19,057,980.02
Step by Step Solution
- Step 1: Write the proportion equation
36,966,476.40 : 55,444,465.80 = 12,706,522.80 : x - Step 2: Convert to fraction form
36,966,476.40/55,444,465.80 = 12,706,522.80/x - Step 3: Cross multiply
36,966,476.40x = 55,444,465.80 × 12,706,522.80 - Step 4: Simplify right side
36,966,476.40x = 704,506,368,821,520.25 - Step 5: Solve for x
x = 704,506,368,821,520.25/36,966,476.40 - Step 6: Final answer
x = 19,057,980.02
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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.