Finding the Fourth Proportional to 16,440,073.80, 24,660,110.70 and 4,472,809.80
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Solution
The fourth proportional to 16,440,073.80, 24,660,110.70 and 4,472,809.80 is: 6,709,214.70
Step by Step Solution
- Step 1: Write the proportion equation
16,440,073.80 : 24,660,110.70 = 4,472,809.80 : x - Step 2: Convert to fraction form
16,440,073.80/24,660,110.70 = 4,472,809.80/x - Step 3: Cross multiply
16,440,073.80x = 24,660,110.70 × 4,472,809.80 - Step 4: Simplify right side
16,440,073.80x = 110,299,984,808,044.86 - Step 5: Solve for x
x = 110,299,984,808,044.86/16,440,073.80 - Step 6: Final answer
x = 6,709,214.70
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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.