Finding the Fourth Proportional to 7,670,606.22, 11,502,918.45 and 2,875,681.98
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Solution
The fourth proportional to 7,670,606.22, 11,502,918.45 and 2,875,681.98 is: 4,312,401.70
Step by Step Solution
- Step 1: Write the proportion equation
7,670,606.22 : 11,502,918.45 = 2,875,681.98 : x - Step 2: Convert to fraction form
7,670,606.22/11,502,918.45 = 2,875,681.98/x - Step 3: Cross multiply
7,670,606.22x = 11,502,918.45 × 2,875,681.98 - Step 4: Simplify right side
7,670,606.22x = 33,078,735,304,074.53 - Step 5: Solve for x
x = 33,078,735,304,074.53/7,670,606.22 - Step 6: Final answer
x = 4,312,401.70
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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.