Finding the Fourth Proportional to 8,432,167.86, 11,636,378.26 and 4,564,688.00
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Solution
The fourth proportional to 8,432,167.86, 11,636,378.26 and 4,564,688.00 is: 6,299,262.18
Step by Step Solution
- Step 1: Write the proportion equation
8,432,167.86 : 11,636,378.26 = 4,564,688.00 : x - Step 2: Convert to fraction form
8,432,167.86/11,636,378.26 = 4,564,688.00/x - Step 3: Cross multiply
8,432,167.86x = 11,636,378.26 × 4,564,688.00 - Step 4: Simplify right side
8,432,167.86x = 53,116,436,137,289.27 - Step 5: Solve for x
x = 53,116,436,137,289.27/8,432,167.86 - Step 6: Final answer
x = 6,299,262.18
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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.