Finding the Fourth Proportional to 5,012,154.36, 6,916,776 and 2,720,315.08
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Solution
The fourth proportional to 5,012,154.36, 6,916,776 and 2,720,315.08 is: 3,754,036.43
Step by Step Solution
- Step 1: Write the proportion equation
5,012,154.36 : 6,916,776 = 2,720,315.08 : x - Step 2: Convert to fraction form
5,012,154.36/6,916,776 = 2,720,315.08/x - Step 3: Cross multiply
5,012,154.36x = 6,916,776 × 2,720,315.08 - Step 4: Simplify right side
5,012,154.36x = 18,815,810,057,782.08 - Step 5: Solve for x
x = 18,815,810,057,782.08/5,012,154.36 - Step 6: Final answer
x = 3,754,036.43
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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.