Finding the Fourth Proportional to 5,885,337.88, 8,122,728.90 and 4,903,719.40
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Solution
The fourth proportional to 5,885,337.88, 8,122,728.90 and 4,903,719.40 is: 6,767,934.84
Step by Step Solution
- Step 1: Write the proportion equation
5,885,337.88 : 8,122,728.90 = 4,903,719.40 : x - Step 2: Convert to fraction form
5,885,337.88/8,122,728.90 = 4,903,719.40/x - Step 3: Cross multiply
5,885,337.88x = 8,122,728.90 × 4,903,719.40 - Step 4: Simplify right side
5,885,337.88x = 39,831,583,287,870.66 - Step 5: Solve for x
x = 39,831,583,287,870.66/5,885,337.88 - Step 6: Final answer
x = 6,767,934.84
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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.