Finding the Fourth Proportional to 10,899,718.08, 16,349,495.08 and 2,812,006.16
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Solution
The fourth proportional to 10,899,718.08, 16,349,495.08 and 2,812,006.16 is: 4,217,988.07
Step by Step Solution
- Step 1: Write the proportion equation
10,899,718.08 : 16,349,495.08 = 2,812,006.16 : x - Step 2: Convert to fraction form
10,899,718.08/16,349,495.08 = 2,812,006.16/x - Step 3: Cross multiply
10,899,718.08x = 16,349,495.08 × 2,812,006.16 - Step 4: Simplify right side
10,899,718.08x = 45,974,880,877,849.70 - Step 5: Solve for x
x = 45,974,880,877,849.70/10,899,718.08 - Step 6: Final answer
x = 4,217,988.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.