Finding the Fourth Proportional to 27,209,315.26, 40,813,719.56 and 11,031,421.07
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Solution
The fourth proportional to 27,209,315.26, 40,813,719.56 and 11,031,421.07 is: 16,547,028.90
Step by Step Solution
- Step 1: Write the proportion equation
27,209,315.26 : 40,813,719.56 = 11,031,421.07 : x - Step 2: Convert to fraction form
27,209,315.26/40,813,719.56 = 11,031,421.07/x - Step 3: Cross multiply
27,209,315.26x = 40,813,719.56 × 11,031,421.07 - Step 4: Simplify right side
27,209,315.26x = 450,233,325,899,255.19 - Step 5: Solve for x
x = 450,233,325,899,255.19/27,209,315.26 - Step 6: Final answer
x = 16,547,028.90
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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.