Finding the Fourth Proportional to 7,742,225.10, 11,612,587.20 and 2,350,922.88
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Solution
The fourth proportional to 7,742,225.10, 11,612,587.20 and 2,350,922.88 is: 3,526,156.45
Step by Step Solution
- Step 1: Write the proportion equation
7,742,225.10 : 11,612,587.20 = 2,350,922.88 : x - Step 2: Convert to fraction form
7,742,225.10/11,612,587.20 = 2,350,922.88/x - Step 3: Cross multiply
7,742,225.10x = 11,612,587.20 × 2,350,922.88 - Step 4: Simplify right side
7,742,225.10x = 27,300,296,944,475.13 - Step 5: Solve for x
x = 27,300,296,944,475.13/7,742,225.10 - Step 6: Final answer
x = 3,526,156.45
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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.