Finding the Fourth Proportional to 6,936,734.35, 9,572,044.84 and 4,145,303.67
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Solution
The fourth proportional to 6,936,734.35, 9,572,044.84 and 4,145,303.67 is: 5,720,131.49
Step by Step Solution
- Step 1: Write the proportion equation
6,936,734.35 : 9,572,044.84 = 4,145,303.67 : x - Step 2: Convert to fraction form
6,936,734.35/9,572,044.84 = 4,145,303.67/x - Step 3: Cross multiply
6,936,734.35x = 9,572,044.84 × 4,145,303.67 - Step 4: Simplify right side
6,936,734.35x = 39,679,032,604,656.56 - Step 5: Solve for x
x = 39,679,032,604,656.56/6,936,734.35 - Step 6: Final answer
x = 5,720,131.49
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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.