Finding the Fourth Proportional to 6,351,547.81, 8,765,215.69 and 3,450,987.12
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Solution
The fourth proportional to 6,351,547.81, 8,765,215.69 and 3,450,987.12 is: 4,762,405.53
Step by Step Solution
- Step 1: Write the proportion equation
6,351,547.81 : 8,765,215.69 = 3,450,987.12 : x - Step 2: Convert to fraction form
6,351,547.81/8,765,215.69 = 3,450,987.12/x - Step 3: Cross multiply
6,351,547.81x = 8,765,215.69 × 3,450,987.12 - Step 4: Simplify right side
6,351,547.81x = 30,248,646,421,656.09 - Step 5: Solve for x
x = 30,248,646,421,656.09/6,351,547.81 - Step 6: Final answer
x = 4,762,405.53
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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.