Finding the Fourth Proportional to 10,774,038.56, 14,868,488.68 and 5,879,576.03
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Solution
The fourth proportional to 10,774,038.56, 14,868,488.68 and 5,879,576.03 is: 8,113,987.07
Step by Step Solution
- Step 1: Write the proportion equation
10,774,038.56 : 14,868,488.68 = 5,879,576.03 : x - Step 2: Convert to fraction form
10,774,038.56/14,868,488.68 = 5,879,576.03/x - Step 3: Cross multiply
10,774,038.56x = 14,868,488.68 × 5,879,576.03 - Step 4: Simplify right side
10,774,038.56x = 87,420,409,556,212.97 - Step 5: Solve for x
x = 87,420,409,556,212.97/10,774,038.56 - Step 6: Final answer
x = 8,113,987.07
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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.