Finding the Fourth Proportional to 7,975,448.06, 11,965,681.67 and 2,854,386.63
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Solution
The fourth proportional to 7,975,448.06, 11,965,681.67 and 2,854,386.63 is: 4,282,478.11
Step by Step Solution
- Step 1: Write the proportion equation
7,975,448.06 : 11,965,681.67 = 2,854,386.63 : x - Step 2: Convert to fraction form
7,975,448.06/11,965,681.67 = 2,854,386.63/x - Step 3: Cross multiply
7,975,448.06x = 11,965,681.67 × 2,854,386.63 - Step 4: Simplify right side
7,975,448.06x = 34,154,681,764,647.36 - Step 5: Solve for x
x = 34,154,681,764,647.36/7,975,448.06 - Step 6: Final answer
x = 4,282,478.11
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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.