Finding the Fourth Proportional to 16,766,701.60, 25,139,752.73 and 6,519,616.99
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Solution
The fourth proportional to 16,766,701.60, 25,139,752.73 and 6,519,616.99 is: 9,775,420.53
Step by Step Solution
- Step 1: Write the proportion equation
16,766,701.60 : 25,139,752.73 = 6,519,616.99 : x - Step 2: Convert to fraction form
16,766,701.60/25,139,752.73 = 6,519,616.99/x - Step 3: Cross multiply
16,766,701.60x = 25,139,752.73 × 6,519,616.99 - Step 4: Simplify right side
16,766,701.60x = 163,901,559,022,906.91 - Step 5: Solve for x
x = 163,901,559,022,906.91/16,766,701.60 - Step 6: Final answer
x = 9,775,420.53
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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.