Finding the Fourth Proportional to 10,670,316.84, 16,007,137.98 and 3,480,177.96
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Solution
The fourth proportional to 10,670,316.84, 16,007,137.98 and 3,480,177.96 is: 5,220,809.24
Step by Step Solution
- Step 1: Write the proportion equation
10,670,316.84 : 16,007,137.98 = 3,480,177.96 : x - Step 2: Convert to fraction form
10,670,316.84/16,007,137.98 = 3,480,177.96/x - Step 3: Cross multiply
10,670,316.84x = 16,007,137.98 × 3,480,177.96 - Step 4: Simplify right side
10,670,316.84x = 55,707,688,800,674.92 - Step 5: Solve for x
x = 55,707,688,800,674.92/10,670,316.84 - Step 6: Final answer
x = 5,220,809.24
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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.