Finding the Fourth Proportional to 18,426,449.18, 27,639,683.00 and 6,296,031.57
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Solution
The fourth proportional to 18,426,449.18, 27,639,683.00 and 6,296,031.57 is: 9,444,050.51
Step by Step Solution
- Step 1: Write the proportion equation
18,426,449.18 : 27,639,683.00 = 6,296,031.57 : x - Step 2: Convert to fraction form
18,426,449.18/27,639,683.00 = 6,296,031.57/x - Step 3: Cross multiply
18,426,449.18x = 27,639,683.00 × 6,296,031.57 - Step 4: Simplify right side
18,426,449.18x = 174,020,316,728,513.03 - Step 5: Solve for x
x = 174,020,316,728,513.03/18,426,449.18 - Step 6: Final answer
x = 9,444,050.51
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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.