Finding the Fourth Proportional to 12,230,993.00, 16,878,781.15 and 6,724,461.53
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Solution
The fourth proportional to 12,230,993.00, 16,878,781.15 and 6,724,461.53 is: 9,279,762.85
Step by Step Solution
- Step 1: Write the proportion equation
12,230,993.00 : 16,878,781.15 = 6,724,461.53 : x - Step 2: Convert to fraction form
12,230,993.00/16,878,781.15 = 6,724,461.53/x - Step 3: Cross multiply
12,230,993.00x = 16,878,781.15 × 6,724,461.53 - Step 4: Simplify right side
12,230,993.00x = 113,500,714,541,849.95 - Step 5: Solve for x
x = 113,500,714,541,849.95/12,230,993.00 - Step 6: Final answer
x = 9,279,762.85
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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.