Finding the Fourth Proportional to 32,497,728.84, 44,820,716.20 and 28,569,084.95
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Solution
The fourth proportional to 32,497,728.84, 44,820,716.20 and 28,569,084.95 is: 39,402,348.85
Step by Step Solution
- Step 1: Write the proportion equation
32,497,728.84 : 44,820,716.20 = 28,569,084.95 : x - Step 2: Convert to fraction form
32,497,728.84/44,820,716.20 = 28,569,084.95/x - Step 3: Cross multiply
32,497,728.84x = 44,820,716.20 × 28,569,084.95 - Step 4: Simplify right side
32,497,728.84x = 1,280,486,848,637,641.25 - Step 5: Solve for x
x = 1,280,486,848,637,641.25/32,497,728.84 - Step 6: Final answer
x = 39,402,348.85
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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.