Finding the Fourth Proportional to 5,363,309.99, 7,401,521.81 and 3,270,275.21
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Solution
The fourth proportional to 5,363,309.99, 7,401,521.81 and 3,270,275.21 is: 4,513,073.70
Step by Step Solution
- Step 1: Write the proportion equation
5,363,309.99 : 7,401,521.81 = 3,270,275.21 : x - Step 2: Convert to fraction form
5,363,309.99/7,401,521.81 = 3,270,275.21/x - Step 3: Cross multiply
5,363,309.99x = 7,401,521.81 × 3,270,275.21 - Step 4: Simplify right side
5,363,309.99x = 24,205,013,275,165.95 - Step 5: Solve for x
x = 24,205,013,275,165.95/5,363,309.99 - Step 6: Final answer
x = 4,513,073.70
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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.