Finding the Fourth Proportional to 7,175,567.73, 10,768,395.38 and 6,489,510.62
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Solution
The fourth proportional to 7,175,567.73, 10,768,395.38 and 6,489,510.62 is: 9,738,827.47
Step by Step Solution
- Step 1: Write the proportion equation
7,175,567.73 : 10,768,395.38 = 6,489,510.62 : x - Step 2: Convert to fraction form
7,175,567.73/10,768,395.38 = 6,489,510.62/x - Step 3: Cross multiply
7,175,567.73x = 10,768,395.38 × 6,489,510.62 - Step 4: Simplify right side
7,175,567.73x = 69,881,616,110,834.41 - Step 5: Solve for x
x = 69,881,616,110,834.41/7,175,567.73 - Step 6: Final answer
x = 9,738,827.47
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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.