Finding the Fourth Proportional to 21,523,486.68, 32,285,346.66 and 6,377,549.40
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Solution
The fourth proportional to 21,523,486.68, 32,285,346.66 and 6,377,549.40 is: 9,566,358.66
Step by Step Solution
- Step 1: Write the proportion equation
21,523,486.68 : 32,285,346.66 = 6,377,549.40 : x - Step 2: Convert to fraction form
21,523,486.68/32,285,346.66 = 6,377,549.40/x - Step 3: Cross multiply
21,523,486.68x = 32,285,346.66 × 6,377,549.40 - Step 4: Simplify right side
21,523,486.68x = 205,901,393,220,275.03 - Step 5: Solve for x
x = 205,901,393,220,275.03/21,523,486.68 - Step 6: Final answer
x = 9,566,358.66
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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.