Finding the Fourth Proportional to 7,264,029.70, 10,896,044.55 and 6,144,285.70
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Solution
The fourth proportional to 7,264,029.70, 10,896,044.55 and 6,144,285.70 is: 9,216,428.55
Step by Step Solution
- Step 1: Write the proportion equation
7,264,029.70 : 10,896,044.55 = 6,144,285.70 : x - Step 2: Convert to fraction form
7,264,029.70/10,896,044.55 = 6,144,285.70/x - Step 3: Cross multiply
7,264,029.70x = 10,896,044.55 × 6,144,285.70 - Step 4: Simplify right side
7,264,029.70x = 66,948,410,715,127.95 - Step 5: Solve for x
x = 66,948,410,715,127.95/7,264,029.70 - Step 6: Final answer
x = 9,216,428.55
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1.5x scale
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.