Finding the Fourth Proportional to 7,273,516.19, 10,041,753.08 and 6,466,466.75
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Solution
The fourth proportional to 7,273,516.19, 10,041,753.08 and 6,466,466.75 is: 8,927,547.65
Step by Step Solution
- Step 1: Write the proportion equation
7,273,516.19 : 10,041,753.08 = 6,466,466.75 : x - Step 2: Convert to fraction form
7,273,516.19/10,041,753.08 = 6,466,466.75/x - Step 3: Cross multiply
7,273,516.19x = 10,041,753.08 × 6,466,466.75 - Step 4: Simplify right side
7,273,516.19x = 64,934,662,371,197.75 - Step 5: Solve for x
x = 64,934,662,371,197.75/7,273,516.19 - Step 6: Final answer
x = 8,927,547.65
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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.