Finding the Fourth Proportional to 6,441,295.74, 8,889,006.55 and 3,688,025.40
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Solution
The fourth proportional to 6,441,295.74, 8,889,006.55 and 3,688,025.40 is: 5,089,485.60
Step by Step Solution
- Step 1: Write the proportion equation
6,441,295.74 : 8,889,006.55 = 3,688,025.40 : x - Step 2: Convert to fraction form
6,441,295.74/8,889,006.55 = 3,688,025.40/x - Step 3: Cross multiply
6,441,295.74x = 8,889,006.55 × 3,688,025.40 - Step 4: Simplify right side
6,441,295.74x = 32,782,881,937,166.37 - Step 5: Solve for x
x = 32,782,881,937,166.37/6,441,295.74 - Step 6: Final answer
x = 5,089,485.60
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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.