Finding the Fourth Proportional to 9,270,803.70, 13,912,110.45 and 5,432,618.70
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Solution
The fourth proportional to 9,270,803.70, 13,912,110.45 and 5,432,618.70 is: 8,152,388.28
Step by Step Solution
- Step 1: Write the proportion equation
9,270,803.70 : 13,912,110.45 = 5,432,618.70 : x - Step 2: Convert to fraction form
9,270,803.70/13,912,110.45 = 5,432,618.70/x - Step 3: Cross multiply
9,270,803.70x = 13,912,110.45 × 5,432,618.70 - Step 4: Simplify right side
9,270,803.70x = 75,579,191,387,135.41 - Step 5: Solve for x
x = 75,579,191,387,135.41/9,270,803.70 - Step 6: Final answer
x = 8,152,388.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.