Finding the Fourth Proportional to 10,352,110.70, 15,528,166.05 and 2,779,841.90
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Solution
The fourth proportional to 10,352,110.70, 15,528,166.05 and 2,779,841.90 is: 4,169,762.85
Step by Step Solution
- Step 1: Write the proportion equation
10,352,110.70 : 15,528,166.05 = 2,779,841.90 : x - Step 2: Convert to fraction form
10,352,110.70/15,528,166.05 = 2,779,841.90/x - Step 3: Cross multiply
10,352,110.70x = 15,528,166.05 × 2,779,841.90 - Step 4: Simplify right side
10,352,110.70x = 43,165,846,615,947.49 - Step 5: Solve for x
x = 43,165,846,615,947.49/10,352,110.70 - Step 6: Final answer
x = 4,169,762.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.