Finding the Fourth Proportional to 7,175,020.52, 10,762,485.18 and 2,626,386.14
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Solution
The fourth proportional to 7,175,020.52, 10,762,485.18 and 2,626,386.14 is: 3,939,562.52
Step by Step Solution
- Step 1: Write the proportion equation
7,175,020.52 : 10,762,485.18 = 2,626,386.14 : x - Step 2: Convert to fraction form
7,175,020.52/10,762,485.18 = 2,626,386.14/x - Step 3: Cross multiply
7,175,020.52x = 10,762,485.18 × 2,626,386.14 - Step 4: Simplify right side
7,175,020.52x = 28,266,441,908,707.41 - Step 5: Solve for x
x = 28,266,441,908,707.41/7,175,020.52 - Step 6: Final answer
x = 3,939,562.52
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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.