Finding the Fourth Proportional to 17,768,852.74, 26,654,905.68 and 4,989,271.24
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Solution
The fourth proportional to 17,768,852.74, 26,654,905.68 and 4,989,271.24 is: 7,484,363.58
Step by Step Solution
- Step 1: Write the proportion equation
17,768,852.74 : 26,654,905.68 = 4,989,271.24 : x - Step 2: Convert to fraction form
17,768,852.74/26,654,905.68 = 4,989,271.24/x - Step 3: Cross multiply
17,768,852.74x = 26,654,905.68 × 4,989,271.24 - Step 4: Simplify right side
17,768,852.74x = 132,988,554,314,136.64 - Step 5: Solve for x
x = 132,988,554,314,136.64/17,768,852.74 - Step 6: Final answer
x = 7,484,363.58
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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.