Finding the Fourth Proportional to 7,742,210.56, 11,612,565.42 and 2,350,908.38
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Solution
The fourth proportional to 7,742,210.56, 11,612,565.42 and 2,350,908.38 is: 3,526,134.70
Step by Step Solution
- Step 1: Write the proportion equation
7,742,210.56 : 11,612,565.42 = 2,350,908.38 : x - Step 2: Convert to fraction form
7,742,210.56/11,612,565.42 = 2,350,908.38/x - Step 3: Cross multiply
7,742,210.56x = 11,612,565.42 × 2,350,908.38 - Step 4: Simplify right side
7,742,210.56x = 27,300,077,327,294.91 - Step 5: Solve for x
x = 27,300,077,327,294.91/7,742,210.56 - Step 6: Final answer
x = 3,526,134.70
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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.