Finding the Fourth Proportional to 7,685,323.03, 10,598,881.12 and 6,376,502.96
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Solution
The fourth proportional to 7,685,323.03, 10,598,881.12 and 6,376,502.96 is: 8,793,878.48
Step by Step Solution
- Step 1: Write the proportion equation
7,685,323.03 : 10,598,881.12 = 6,376,502.96 : x - Step 2: Convert to fraction form
7,685,323.03/10,598,881.12 = 6,376,502.96/x - Step 3: Cross multiply
7,685,323.03x = 10,598,881.12 × 6,376,502.96 - Step 4: Simplify right side
7,685,323.03x = 67,583,796,749,491.20 - Step 5: Solve for x
x = 67,583,796,749,491.20/7,685,323.03 - Step 6: Final answer
x = 8,793,878.48
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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.