Finding the Fourth Proportional to 5,376,177.70, 8,064,266.55 and 4,828,747.30
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Solution
The fourth proportional to 5,376,177.70, 8,064,266.55 and 4,828,747.30 is: 7,243,120.95
Step by Step Solution
- Step 1: Write the proportion equation
5,376,177.70 : 8,064,266.55 = 4,828,747.30 : x - Step 2: Convert to fraction form
5,376,177.70/8,064,266.55 = 4,828,747.30/x - Step 3: Cross multiply
5,376,177.70x = 8,064,266.55 × 4,828,747.30 - Step 4: Simplify right side
5,376,177.70x = 38,940,305,329,792.81 - Step 5: Solve for x
x = 38,940,305,329,792.81/5,376,177.70 - Step 6: Final answer
x = 7,243,120.95
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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.