Finding the Fourth Proportional to 8,968,547.22, 12,376,987.07 and 5,048,556.07
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Solution
The fourth proportional to 8,968,547.22, 12,376,987.07 and 5,048,556.07 is: 6,967,227.99
Step by Step Solution
- Step 1: Write the proportion equation
8,968,547.22 : 12,376,987.07 = 5,048,556.07 : x - Step 2: Convert to fraction form
8,968,547.22/12,376,987.07 = 5,048,556.07/x - Step 3: Cross multiply
8,968,547.22x = 12,376,987.07 × 5,048,556.07 - Step 4: Simplify right side
8,968,547.22x = 62,485,913,200,560.02 - Step 5: Solve for x
x = 62,485,913,200,560.02/8,968,547.22 - Step 6: Final answer
x = 6,967,227.99
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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.