Finding the Fourth Proportional to 10,698,793.68, 14,763,089.70 and 5,989,447.02
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Solution
The fourth proportional to 10,698,793.68, 14,763,089.70 and 5,989,447.02 is: 8,264,739.58
Step by Step Solution
- Step 1: Write the proportion equation
10,698,793.68 : 14,763,089.70 = 5,989,447.02 : x - Step 2: Convert to fraction form
10,698,793.68/14,763,089.70 = 5,989,447.02/x - Step 3: Cross multiply
10,698,793.68x = 14,763,089.70 × 5,989,447.02 - Step 4: Simplify right side
10,698,793.68x = 88,422,743,609,657.69 - Step 5: Solve for x
x = 88,422,743,609,657.69/10,698,793.68 - Step 6: Final answer
x = 8,264,739.58
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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.