Finding the Third Proportional to 8,778,133.69 and 18,850,547.81
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Solution
The third proportional to 8,778,133.69 and 18,850,547.81 is: 40,480,489.99
Step by Step Solution
- Step 1: Write the proportion equation
8,778,133.69 : 18,850,547.81 = 18,850,547.81 : x - Step 2: Convert to fraction form
8,778,133.69/18,850,547.81 = 18,850,547.81/x - Step 3: Cross multiply
8,778,133.69x = 18,850,547.81 × 18,850,547.81 - Step 4: Simplify right side
8,778,133.69x = 355,343,152,831,348.56 - Step 5: Solve for x
x = 355,343,152,831,348.56/8,778,133.69 - Step 6: Final answer
x = 40,480,489.99
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.