Finding the Fourth Proportional to 18,103,275.66, 27,166,987.68 and 6,588,739.71
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Solution
The fourth proportional to 18,103,275.66, 27,166,987.68 and 6,588,739.71 is: 9,887,504.00
Step by Step Solution
- Step 1: Write the proportion equation
18,103,275.66 : 27,166,987.68 = 6,588,739.71 : x - Step 2: Convert to fraction form
18,103,275.66/27,166,987.68 = 6,588,739.71/x - Step 3: Cross multiply
18,103,275.66x = 27,166,987.68 × 6,588,739.71 - Step 4: Simplify right side
18,103,275.66x = 178,996,210,528,296.78 - Step 5: Solve for x
x = 178,996,210,528,296.78/18,103,275.66 - Step 6: Final answer
x = 9,887,504.00
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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.