Finding the Fourth Proportional to 29,746,191.98, 44,621,337.70 and 12,456,985.14
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Solution
The fourth proportional to 29,746,191.98, 44,621,337.70 and 12,456,985.14 is: 18,686,336.09
Step by Step Solution
- Step 1: Write the proportion equation
29,746,191.98 : 44,621,337.70 = 12,456,985.14 : x - Step 2: Convert to fraction form
29,746,191.98/44,621,337.70 = 12,456,985.14/x - Step 3: Cross multiply
29,746,191.98x = 44,621,337.70 × 12,456,985.14 - Step 4: Simplify right side
29,746,191.98x = 555,847,340,655,821.81 - Step 5: Solve for x
x = 555,847,340,655,821.81/29,746,191.98 - Step 6: Final answer
x = 18,686,336.09
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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.