Finding the Fourth Proportional to 5,570,684.93, 7,687,160.30 and 3,089,671.49
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Solution
The fourth proportional to 5,570,684.93, 7,687,160.30 and 3,089,671.49 is: 4,263,533.18
Step by Step Solution
- Step 1: Write the proportion equation
5,570,684.93 : 7,687,160.30 = 3,089,671.49 : x - Step 2: Convert to fraction form
5,570,684.93/7,687,160.30 = 3,089,671.49/x - Step 3: Cross multiply
5,570,684.93x = 7,687,160.30 × 3,089,671.49 - Step 4: Simplify right side
5,570,684.93x = 23,750,800,044,911.93 - Step 5: Solve for x
x = 23,750,800,044,911.93/5,570,684.93 - Step 6: Final answer
x = 4,263,533.18
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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.