Finding the Fourth Proportional to 8,902,437.98, 12,285,364.41 and 4,828,056.98
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Solution
The fourth proportional to 8,902,437.98, 12,285,364.41 and 4,828,056.98 is: 6,662,718.63
Step by Step Solution
- Step 1: Write the proportion equation
8,902,437.98 : 12,285,364.41 = 4,828,056.98 : x - Step 2: Convert to fraction form
8,902,437.98/12,285,364.41 = 4,828,056.98/x - Step 3: Cross multiply
8,902,437.98x = 12,285,364.41 × 4,828,056.98 - Step 4: Simplify right side
8,902,437.98x = 59,314,439,422,257.49 - Step 5: Solve for x
x = 59,314,439,422,257.49/8,902,437.98 - Step 6: Final answer
x = 6,662,718.63
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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.