Finding the Fourth Proportional to 8,432,291.79, 11,636,566.52 and 4,564,812.95
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Solution
The fourth proportional to 8,432,291.79, 11,636,566.52 and 4,564,812.95 is: 6,299,443.95
Step by Step Solution
- Step 1: Write the proportion equation
8,432,291.79 : 11,636,566.52 = 4,564,812.95 : x - Step 2: Convert to fraction form
8,432,291.79/11,636,566.52 = 4,564,812.95/x - Step 3: Cross multiply
8,432,291.79x = 11,636,566.52 × 4,564,812.95 - Step 4: Simplify right side
8,432,291.79x = 53,118,749,463,025.54 - Step 5: Solve for x
x = 53,118,749,463,025.54/8,432,291.79 - Step 6: Final answer
x = 6,299,443.95
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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.