Finding the Fourth Proportional to 6,698,401.19, 10,038,293.36 and 3,497,141.66
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Solution
The fourth proportional to 6,698,401.19, 10,038,293.36 and 3,497,141.66 is: 5,240,852.70
Step by Step Solution
- Step 1: Write the proportion equation
6,698,401.19 : 10,038,293.36 = 3,497,141.66 : x - Step 2: Convert to fraction form
6,698,401.19/10,038,293.36 = 3,497,141.66/x - Step 3: Cross multiply
6,698,401.19x = 10,038,293.36 × 3,497,141.66 - Step 4: Simplify right side
6,698,401.19x = 35,105,333,912,167.41 - Step 5: Solve for x
x = 35,105,333,912,167.41/6,698,401.19 - Step 6: Final answer
x = 5,240,852.70
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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.