Finding the Fourth Proportional to 10,698,628.23, 14,764,106.97 and 6,115,048.02
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Solution
The fourth proportional to 10,698,628.23, 14,764,106.97 and 6,115,048.02 is: 8,438,766.27
Step by Step Solution
- Step 1: Write the proportion equation
10,698,628.23 : 14,764,106.97 = 6,115,048.02 : x - Step 2: Convert to fraction form
10,698,628.23/14,764,106.97 = 6,115,048.02/x - Step 3: Cross multiply
10,698,628.23x = 14,764,106.97 × 6,115,048.02 - Step 4: Simplify right side
10,698,628.23x = 90,283,223,093,966.70 - Step 5: Solve for x
x = 90,283,223,093,966.70/10,698,628.23 - Step 6: Final answer
x = 8,438,766.27
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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.