Finding the Fourth Proportional to 6,348,259.98, 8,764,230.24 and 4,179,108.78
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Solution
The fourth proportional to 6,348,259.98, 8,764,230.24 and 4,179,108.78 is: 5,769,560.74
Step by Step Solution
- Step 1: Write the proportion equation
6,348,259.98 : 8,764,230.24 = 4,179,108.78 : x - Step 2: Convert to fraction form
6,348,259.98/8,764,230.24 = 4,179,108.78/x - Step 3: Cross multiply
6,348,259.98x = 8,764,230.24 × 4,179,108.78 - Step 4: Simplify right side
6,348,259.98x = 36,626,671,545,925.51 - Step 5: Solve for x
x = 36,626,671,545,925.51/6,348,259.98 - Step 6: Final answer
x = 5,769,560.74
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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.